https://langbein.org Frank C Langbein Tue, 07 Jun 2016 17:39:26 +0000 en-GB hourly 1 https://langbein.org/wp-content/uploads/2015/11/symmetry-150x150.png https://langbein.org 32 32 https://creativecommons.org/licenses/by-nc-sa/4.0/ 103224400 https://langbein.org/lilit1999/ Wed, 23 Jun 1999 23:00:08 +0000 https://langbein.org/?p=1364 https://creativecommons.org/licenses/by-nc-sa/4.0/ 1364 https://langbein.org/langbein1999/ Sat, 01 May 1999 20:39:00 +0000 https://langbein.org/?p=347 https://creativecommons.org/licenses/by-nc-sa/4.0/ 347 https://langbein.org/lilit-code/ Sat, 01 May 1999 14:04:26 +0000 https://langbein.org/?p=350 https://creativecommons.org/licenses/by-nc-sa/4.0/ 350