From 356b6f8b38041bb39183b2b1d2c1d2c00eb941c0 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Sat, 6 Apr 2019 21:06:59 +0000 Subject: ptolemaicastronomy (6apr19) git-svn-id: svn://tug.org/texlive/trunk@50810 c570f23f-e606-0410-a88d-b1316a301751 --- .../doc/latex/ptolemaicastronomy/README.md | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Master/texmf-dist/doc/latex/ptolemaicastronomy/README.md (limited to 'Master/texmf-dist/doc/latex/ptolemaicastronomy/README.md') diff --git a/Master/texmf-dist/doc/latex/ptolemaicastronomy/README.md b/Master/texmf-dist/doc/latex/ptolemaicastronomy/README.md new file mode 100644 index 00000000000..1b1d10ff13b --- /dev/null +++ b/Master/texmf-dist/doc/latex/ptolemaicastronomy/README.md @@ -0,0 +1,37 @@ +ptolemaicastronomy +================== + +Diagrams of sphere models for variably strict conditionals (Lewis +counterfactuals) + +Author: Richard Zach +E-mail: rzach@ucalgary.ca +License: Released under the LaTeX Project Public License v1.3c or later +See: http://www.latex-project.org/lppl.txt + +David K. Lewis (Counterfactuals, Blackwell 1973) introduced a sphere +semantics for counterfactual conditionals. He jokingly referred to the +diagrams depicting such sphere models as Ptolemaic astronomy, hence +the name of this package. It has nothing to do with Ptolemy or with +astronomy, sorry. + +The macros provided in this package aid in the construction of +sphere model diagrams in the style of Lewis. The macros all make use +of TikZ. + +See https://github.com/rzach/ptolemaic-astronomy + + + + + + + + + + + + + + + -- cgit v1.2.3