*pic [#ce82732b] picとは,A Graphics Language for Typesetting ・http://www.cs.bell-labs.com/10thEdMan/pic.pdf by Brian W. Kernighan ・http://www.math.uiuc.edu/~west/gpic.html by Douglas B. West **dpic [#n4789561] **gpic [#re376f4f] *xy-pic [#b9215e15] ・http://tug.org/applications/Xy-pic/ ・http://www.math.columbia.edu/~lauda/xy/ ・http://www.ms.u-tokyo.ac.jp/~abenori/tex/index.html#xy-pic ・http://akagi.ms.u-tokyo.ac.jp/ftp-j.html (日本語での解説,より詳しい解説)