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by prestonbriggs 3328 days ago
And TRAC is all about macros...

TRAC is lots of fun. I read about it in Nelson's book, Computer Lib/Dreams, when I was a freshman at Illinois. That spring, my Dad bought an Altair and I wrote a version of Trac for it, in assembly. Had support for bignum arithmetic, in ASCII :-)

Later, when I learned about tail recursion, I was happy to figure out that my implementation was indeed properly tail recursive.