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number of tracks), moderate momentum range</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2010/09/angles.png</image:loc><image:title>Pseudorapidity (left) and azimuthal angle (right)</image:title></image:image><lastmod>2017-08-05T19:00:57+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2010/03/29/7-tev-collisions-tonight/</loc><mobile:mobile/><lastmod>2010-08-15T20:41:29+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/12/18/particle-body-count-2/</loc><mobile:mobile/><lastmod>2015-01-08T20:39:56+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/12/16/the-particle-body-count/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/12/dimuon_candidate.png</image:loc><image:title>Dimuon candidate</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/12/dijet.png</image:loc><image:title>Two-jet event</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/12/lambda01.png</image:loc><image:title>Lambda to pi iproton</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/12/lambda0.png</image:loc><image:title>Lambda to pi proton</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/12/k0s.png</image:loc><image:title>K-short to pi+ pi-</image:title></image:image><lastmod>2015-12-08T09:36:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/12/02/erratum-no-high-energy-collisions-yet/</loc><mobile:mobile/><lastmod>2009-12-02T11:50:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/12/01/rediscovering-the-standard-model/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/12/first_pi0s.png</image:loc><image:title>first_pi0s</image:title></image:image><lastmod>2010-09-15T13:13:37+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/11/23/protons-have-collided-in-the-lhc/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/11/collisionevent.png</image:loc><image:title>CollisionEvent</image:title></image:image><lastmod>2009-12-22T08:09:57+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/11/20/protons-have-orbited-the-lhc/</loc><mobile:mobile/><lastmod>2009-11-21T21:14:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/11/07/beam-splashes-to-arrive-at-cms-soon-possibly-this-weekend/</loc><mobile:mobile/><lastmod>2017-07-26T13:02:17+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/10/28/the-beam-is-back/</loc><mobile:mobile/><lastmod>2009-11-07T18:04:14+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/09/07/what-killed-madame-curie-part-4/</loc><mobile:mobile/><lastmod>2010-11-11T09:57:30+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/06/27/what-killed-madame-curie-part-3/</loc><mobile:mobile/><lastmod>2013-05-21T00:47:05+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/06/08/what-killed-madame-curie-part-2/</loc><mobile:mobile/><lastmod>2009-06-20T03:30:48+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/05/21/what-killed-madame-curie-part-1/</loc><mobile:mobile/><lastmod>2016-11-26T17:29:39+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/04/21/card-shuffling-ii-the-riffle-shuffle/</loc><mobile:mobile/><lastmod>2010-09-15T11:36:52+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2009/04/19/card-shuffling-i/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2009/04/exp_decay2.png</image:loc><image:title>exp_decay</image:title><image:caption>Taken from Persi Diaconis's book, Group Representations in Probability and Statistics, 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>2013-06-11T18:51:21+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/02/15/odd-sums-of-consecutive-odds/</loc><mobile:mobile/><lastmod>2014-05-30T20:25:28+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/about/</loc><mobile:mobile/><lastmod>2013-03-06T14:42:50+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://cornellmath.wordpress.com/2008/02/12/singular-integral-operators-and-convergence-of-fourier-series/</loc><mobile:mobile/><lastmod>2008-09-08T14:09:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/02/11/my-favorite-prime-number-with-four-divisors/</loc><mobile:mobile/><lastmod>2012-11-06T13:30:49+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/02/10/equivariant-derham-cohomology/</loc><mobile:mobile/><lastmod>2008-02-10T22:01:34+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/tips-for-comments/</loc><mobile:mobile/><lastmod>2008-02-03T16:00:35+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://cornellmath.wordpress.com/2008/02/02/the-cohomology-of-quotients/</loc><mobile:mobile/><lastmod>2016-06-02T23:08:38+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/27/puzzles-groups-and-groupoids/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/groupoid_group_accurate.png</image:loc><image:title>Comparison of a Group and a Groupoid</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/groupoid_3_puzzle_move.png</image:loc><image:title>Moving Around in a Circle</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/groupoid_group_picture.png</image:loc><image:title>Comparison of a Group and a Groupoid</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/groupoid_group_pictures.jpg</image:loc><image:title>Comparison of a Group and a Groupoid</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/stopsigns.png</image:loc><image:title>The Dihedral Group of the Octagon</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/groupoid_15puzzle.jpg</image:loc><image:title>Positions and Moves</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/fifteen_puzzle_solve_3.jpg</image:loc><image:title>Fifth Step</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/fifteen_puzzle_solve_2.jpg</image:loc><image:title>Fourth Step</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/fifteen_puzzle_solve_1.jpg</image:loc><image:title>Second Step</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/fifteen_puzzle_solve1.jpg</image:loc><image:title>Second Step</image:title></image:image><lastmod>2015-03-07T15:32:28+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/26/convergence-of-infinite-products/</loc><mobile:mobile/><lastmod>2017-07-08T08:37:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/26/an-almost-proof-of-the-four-color-theorem/</loc><mobile:mobile/><lastmod>2008-01-26T22:45:48+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/24/a-resolution-of-a-tensor-algebra/</loc><mobile:mobile/><lastmod>2008-09-27T12:33:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/22/periodic-functions-problem/</loc><mobile:mobile/><lastmod>2010-08-14T14:26:29+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/22/hello-world/</loc><mobile:mobile/><lastmod>2009-08-01T12:05:39+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/09/13/antisymmetry-in-geometry-i/</loc><mobile:mobile/><lastmod>2014-12-31T08:59:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/11/why-everything-is-hard/</loc><mobile:mobile/><lastmod>2012-06-25T02:29:07+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/08/why-stuff-is-hard/</loc><mobile:mobile/><lastmod>2016-10-17T03:48:13+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/02/sum-divergent-series-iii/</loc><mobile:mobile/><lastmod>2017-08-03T10:56:56+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/28/a-cute-problem/</loc><mobile:mobile/><lastmod>2017-03-25T23:08:45+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/28/non-nonstandard-calculus-i/</loc><mobile:mobile/><lastmod>2017-01-18T05:54:01+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/03/my-favorite-thing-about-soapy-surfaces-i/</loc><mobile:mobile/><lastmod>2008-01-18T17:57:55+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/04/calculus-and-complexes/</loc><mobile:mobile/><lastmod>2008-01-18T17:57:40+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/04/graph-minor-theory-part-3/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/forbiddenprojective.jpg</image:loc><image:title>Forbidden Trivalent Graphs for the Projective Plane</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/elementary_splitting.jpg</image:loc><image:title>Elementary Splitting</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/projective_k5k6.jpg</image:loc><image:title>K5 and K6 on the Projective Plane</image:title></image:image><lastmod>2008-01-18T17:57:21+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/09/graph-minor-theory-part-4/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/fourthminor.jpg</image:loc><image:title>The Fourth Forbidden Minor</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/lastminor.jpg</image:loc><image:title>The last Forbidden Minor</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/sixembeddings.jpg</image:loc><image:title>Six Embeddings</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/otherminors.jpg</image:loc><image:title>The Other Three Minors</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/anotherfailure.jpg</image:loc><image:title>Another Failure!</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/thirdminor.jpg</image:loc><image:title>The Third Forbidden Minor</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/oopscrossing.jpg</image:loc><image:title>This Graph Doesn't Embed</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/subk33.jpg</image:loc><image:title>The Second Forbidden Minor</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/crossingproj.jpg</image:loc><image:title>The Minor Drawn on the Projective Plane</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/minortwo.jpg</image:loc><image:title>This minor contains a copy of K{3,3}.</image:title></image:image><lastmod>2016-09-16T06:04:23+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/30/sum-divergent-series-ii/</loc><mobile:mobile/><lastmod>2014-10-14T00:30:09+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/28/sum-divergent-series-i/</loc><mobile:mobile/><lastmod>2016-11-01T11:32:40+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/25/the-origin-of-mass/</loc><mobile:mobile/><lastmod>2013-07-12T11:58:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/24/contributing-to-wikipedia/</loc><mobile:mobile/><lastmod>2008-01-18T17:54:55+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/21/combinatorial-julia-sets-1/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/iteratedcoversrev2.jpg</image:loc><image:title>Iterated Covers</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/iteratedcoversrev.jpg</image:loc><image:title>Iterated Covers</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/juliasetsrev.jpg</image:loc><image:title>Some Julia Sets</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/bigbasilica.jpg</image:loc><image:title>The Basilica</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/basilicastep5.jpg</image:loc><image:title>Step 7</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/basilicastep4.jpg</image:loc><image:title>Step 4</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/basilicastep3.jpg</image:loc><image:title>Step 3</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/basilicastep2.jpg</image:loc><image:title>Step 2</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/basilicacore.jpg</image:loc><image:title>A Two-Loop Graph</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/iteratedcovers.jpg</image:loc><image:title>Iterated Covers</image:title></image:image><lastmod>2011-05-11T17:14:16+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/13/eulers-nonstandard-nonsense/</loc><mobile:mobile/><lastmod>2016-12-19T21:56:46+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/12/harmonic-digression/</loc><mobile:mobile/><lastmod>2013-02-03T17:06:48+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/01/graph-minor-theory-part-2/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/k5_planar.jpg</image:loc><image:title>Proof that K5 is not planar</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/splitvertex.jpg</image:loc><image:title>Vertex Splitting</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/vertexneighborhood.jpg</image:loc><image:title>Vertex Neighborhood</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/k5.jpg</image:loc><image:title>K5</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/k33mobius.jpg</image:loc><image:title>K{3,3} on the Möbius Strip</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/mobiuscut.jpg</image:loc><image:title>Cutting a Möbius Strip</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/mobius.jpg</image:loc><image:title>Möbius Strip</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/k33_planar2.jpg</image:loc><image:title>A Copy of K{3,3}</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/07/k33_planar.jpg</image:loc><image:title>A Copy of K4</image:title></image:image><lastmod>2014-07-17T22:04:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/06/30/9/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/06/graphminor.jpg</image:loc><image:title>Graph Minor</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/06/treeminor.jpg</image:loc><image:title>Forbidden Minors for Trees</image:title></image:image><lastmod>2008-01-18T17:51:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/12/my-favorite-math-party-trick/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/van-aubel-4.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/van-aubel-3.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/van-aubel-2.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2008/01/van-aubel-1.png</image:loc></image:image><lastmod>2015-04-23T00:21:26+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2008/01/08/the-efficiency-of-random-parking/</loc><mobile:mobile/><lastmod>2008-01-10T12:09:08+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/12/25/chord-diagrams-and-lie-algebras/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/derivation.png</image:loc><image:title>Moving an edge past a vertex</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/arc-diagrams-are-central.png</image:loc><image:title>Arc Diagrams are Central</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/making-arc-diagrams.png</image:loc><image:title>Turning a Chord Diagram into an Arc Diagram</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/turning-a-jacobi-diagram-into-a-penrose-diagram.png</image:loc><image:title>Turning a Jacobi Diagram into a Penrose Diagram</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/jacobi-equation.png</image:loc><image:title>Jacobi equation</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/penrose-symbol.png</image:loc><image:title>A sample Penrose diagram component</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/math-pictures.png</image:loc><image:title>multiplication diagram</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/antisymmetry.png</image:loc><image:title>Antisymmetry</image:title></image:image><lastmod>2008-09-22T14:29:01+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/12/15/dunkl-operators/</loc><mobile:mobile/><lastmod>2012-03-06T05:22:42+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/12/18/chord-diagrams-understanding-the-4t-relation/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/stu-relation.png</image:loc><image:title>STU relation</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/twisted-gcd.png</image:loc><image:title>Twisted Generalized Chord diagram</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/generalized-chord-diagram.png</image:loc><image:title>Generalized Chord Diagram</image:title></image:image><lastmod>2010-11-08T04:33:06+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/12/13/chord-diagrams/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/380px-the_4t_relation.png</image:loc><image:title>The 4T relation</image:title></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/12/240px-doublepointstochords.png</image:loc><image:title>Chord Diagram from a Singular Knot</image:title></image:image><lastmod>2014-09-19T21:46:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/</loc><mobile:mobile/><lastmod>2008-02-27T23:24:10+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/10/18/symplectic-mechanics-and-symmetry/</loc><mobile:mobile/><lastmod>2010-06-24T19:53:22+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/10/12/classical-mechanics-the-symplectic-way/</loc><mobile:mobile/><lastmod>2010-02-10T08:27:03+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/10/03/parallel-parking-and-the-geometry-of-differential-equations/</loc><mobile:mobile/><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/10/twist.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/10/pyplane.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/10/xyplane.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/10/cgraph.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/10/fpgraph.png</image:loc></image:image><image:image><image:loc>https://cornellmath.files.wordpress.com/2007/10/fgraph.png</image:loc></image:image><lastmod>2007-12-20T02:19:05+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/09/28/surfaces-and-spinors/</loc><mobile:mobile/><lastmod>2009-02-08T00:24:37+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/09/20/hat-guessing-puzzles-the-revenge/</loc><mobile:mobile/><lastmod>2014-07-28T09:44:30+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/06/29/chain-complexes-as-graded-cepsilon-modules/</loc><mobile:mobile/><lastmod>2007-09-20T05:44:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/06/30/chain-complexes-as-graded-cepsilon-modules-2/</loc><mobile:mobile/><lastmod>2007-09-20T05:43:26+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/03/chain-complexes-as-graded-cepsilon-modules-part-3-bicomplexes-and-superalgebras/</loc><mobile:mobile/><lastmod>2007-09-20T05:42:46+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/07/algebraic-codimension/</loc><mobile:mobile/><lastmod>2007-09-20T05:40:45+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/09/talk-notes-factoring-derived-categories-1/</loc><mobile:mobile/><lastmod>2009-09-07T12:18:14+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/12/talk-notes-factoring-derived-categories-2/</loc><mobile:mobile/><lastmod>2007-09-20T05:37:23+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/12/unfortunate-mathematical-names/</loc><mobile:mobile/><lastmod>2016-05-21T05:30:07+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/16/fixing-bezouts-theorem/</loc><mobile:mobile/><lastmod>2014-05-05T02:51:52+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/07/20/my-favorite-random-fact-about-abelian-categories/</loc><mobile:mobile/><lastmod>2016-06-01T04:27:49+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/03/adding-multiplying-and-the-mellin-transform/</loc><mobile:mobile/><lastmod>2007-10-12T14:26:29+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/20/murphys-law-for-moduli-spaces/</loc><mobile:mobile/><lastmod>2014-12-09T04:34:08+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/28/filtrations-in-algebraic-geometry/</loc><mobile:mobile/><lastmod>2014-02-08T23:58:01+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/08/30/sphere-eversion-video/</loc><mobile:mobile/><lastmod>2010-12-31T21:16:04+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/09/03/infinite-series-vs-reason/</loc><mobile:mobile/><lastmod>2014-09-16T04:11:34+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/09/06/d-module-basics-i/</loc><mobile:mobile/><lastmod>2007-09-20T05:25:30+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://cornellmath.wordpress.com/2007/09/13/the-axiom-of-choice-is-wrong/</loc><mobile:mobile/><lastmod>2017-1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