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diff --git a/Master/texmf-dist/doc/generic/FAQ-en/html/FAQ-triptrap.html b/Master/texmf-dist/doc/generic/FAQ-en/html/FAQ-triptrap.html deleted file mode 100644 index 0c44154df64..00000000000 --- a/Master/texmf-dist/doc/generic/FAQ-en/html/FAQ-triptrap.html +++ /dev/null @@ -1,29 +0,0 @@ -<head> -<title>UK TeX FAQ -- question label triptrap</title> -</head><body> -<h3>How can I be sure it’s really TeX?</h3> -<p/>TeX (and Metafont and MetaPost) are written in a - - <a href="FAQ-lit.html">‘literate’ programming</a> language called Web -which is designed to be portable across a wide range of computer -systems. How, then, is a new version of TeX checked? -<p/>Of course, any sensible software implementor will have his own suite -of tests to check that his software runs: those who port TeX and -its friends to other platforms do indeed perform such tests. -<p/>Knuth, however, provides a ‘conformance test’ for both TeX -(<i>trip</i>) and Metafont (<i>trap</i>). - -He characterises these as ‘torture tests’: they are designed not to -check the obvious things that ordinary typeset documents, or font -designs, will exercise, but rather to explore small alleyways off the -main path through the code of TeX. They are, to the casual reader, -pretty incomprehensible! -<p/>Once an implementation of TeX has passed its <i>trip</i> test, or -an implementation of Metafont has passed its <i>trap</i> test, then it -may in principle be distributed as a working version. (In practice, -any distributor would test new versions against “real” documents or -fonts, too; while <i>trip</i> and <i>trap</i> test bits of -pathways within the program, they don’t actually test for any real -world problem.) -<p/><p/><p>This question on the Web: <a href="http://www.tex.ac.uk/cgi-bin/texfaq2html?label=triptrap">http://www.tex.ac.uk/cgi-bin/texfaq2html?label=triptrap</a> -</body> |