[OS X TeX] ifthen

Nitecki, Zbigniew H. Zbigniew.Nitecki at tufts.edu
Tue Jun 14 16:10:25 EDT 2016

I am trying to set up an association between certain numbers (positions in a braid diagram) and colors.

The macro

Seems to work fine: if I follow it with a multi do statement it prints out the names of the colors in order.

However, when I try to use it in the following macro

I get the error message that \equal is an undefined control sequence.  Is there something about expanding or protecting macros that I am missing, or what other stupid mistake have I made.  Attached is the pared-down total source code and log of the (unfinished) run..

Zbigniew Nitecki
Department of Mathematics
Tufts University
Medford, MA 02155

Office    (617)627-3843
Dept.    (617)627-3234
Dept. fax    (617)627-3966

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