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authorContext Git Mirror Bot <phg42.2a@gmail.com>2016-08-08 21:30:04 +0200
committerContext Git Mirror Bot <phg42.2a@gmail.com>2016-08-08 21:30:04 +0200
commit0e99988c85616897aa99e28c4f00d596d677f5ab (patch)
tree743d9039ab43aab9ad4e2881b47ce9e854986567 /metapost/context/base/mpiv/mp-tool.mpiv
parent96f283b0d4f0259b7d7d1c64d1d078c519fc84a6 (diff)
downloadcontext-0e99988c85616897aa99e28c4f00d596d677f5ab.tar.gz
2016-08-08 21:06:00
Diffstat (limited to 'metapost/context/base/mpiv/mp-tool.mpiv')
-rw-r--r--metapost/context/base/mpiv/mp-tool.mpiv1
1 files changed, 1 insertions, 0 deletions
diff --git a/metapost/context/base/mpiv/mp-tool.mpiv b/metapost/context/base/mpiv/mp-tool.mpiv
index ae2ce3435..e57c703eb 100644
--- a/metapost/context/base/mpiv/mp-tool.mpiv
+++ b/metapost/context/base/mpiv/mp-tool.mpiv
@@ -375,6 +375,7 @@ vardef asinh primary x = ln(x+(x++1)) enddef ;
vardef sinh primary x = save xx ; xx = exp x ; (xx-1/xx)/2 enddef ;
vardef cosh primary x = save xx ; xx = exp x ; (xx+1/xx)/2 enddef ;
+vardef tanh primary x = save xx ; xx = exp x ; (xx-1/xx)/(xx+1/xx) enddef ;
%D Like mod, but useful for anglesl it returns (-.5d,+.5d] and is used
%D in for instance mp-chem.