mathschallenge.net http://mathschallenge.net A website dedicated to the puzzling world of mathematics en mathschallenge.net atlas@mathschallenge.net (Colin Hughes) Wed, 09 Jul 2008 22:29:40 GMT 60 mathschallenge.net http://mathschallenge.net/images/mathschallenge_logo.png 80 80 http://mathschallenge.net Exponential Symmetryhttp://mathschallenge.net/rss_display.php?titleid=exponential_symmetry Problem ID: 345 (09 Jul 2008) / Difficulty: 4 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=exponential_symmetry Wed, 09 Jul 2008 00:00:00 GMT Rounding Errorhttp://mathschallenge.net/rss_display.php?titleid=rounding_error Problem ID: 344 (09 Jul 2008) / Difficulty: 2 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=rounding_error Wed, 09 Jul 2008 00:00:00 GMT Multiplicatively Perfecthttp://mathschallenge.net/rss_display.php?titleid=multiplicatively_perfect Problem ID: 343 (26 Jun 2008) / Difficulty: 3 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=multiplicatively_perfect Thu, 26 Jun 2008 00:00:00 GMT Area Of Annulushttp://mathschallenge.net/rss_display.php?titleid=area_of_annulus Problem ID: 342 (26 Jun 2008) / Difficulty: 2 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=area_of_annulus Thu, 26 Jun 2008 00:00:00 GMT Equable Rectangleshttp://mathschallenge.net/rss_display.php?titleid=equable_rectangles Problem ID: 341 (18 Jun 2008) / Difficulty: 3 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=equable_rectangles Wed, 18 Jun 2008 00:00:00 GMT Divided Squarehttp://mathschallenge.net/rss_display.php?titleid=divided_square Problem ID: 340 (18 Jun 2008) / Difficulty: 2 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=divided_square Wed, 18 Jun 2008 00:00:00 GMT Two Squareshttp://mathschallenge.net/rss_display.php?titleid=two_squares Problem ID: 339 (16 May 2008) / Difficulty: 3 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=two_squares Fri, 16 May 2008 00:00:00 GMT Four Hatshttp://mathschallenge.net/rss_display.php?titleid=four_hats Problem ID: 338 (16 May 2008) / Difficulty: 2 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=four_hats Fri, 16 May 2008 00:00:00 GMT Square Sum Is Squarehttp://mathschallenge.net/rss_display.php?titleid=square_sum_is_square Problem ID: 337 (27 Mar 2008) / Difficulty: 4 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=square_sum_is_square Thu, 27 Mar 2008 00:00:00 GMT Cuddly Wuddly Tribehttp://mathschallenge.net/rss_display.php?titleid=cuddly_wuddly_tribe Problem ID: 336 (27 Mar 2008) / Difficulty: 1 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=cuddly_wuddly_tribe Thu, 27 Mar 2008 00:00:00 GMT Maximum Producthttp://mathschallenge.net/rss_display.php?titleid=maximum_product Problem ID: 335 (19 Nov 2007) / Difficulty: 4 star http://mathschallenge.net/index.php?section=problems&show=true&titleid=maximum_product Mon, 19 Nov 2007 00:00:00 GMT