/LMAR=0/XLINE=3/FONT#0=BASL30/FONT#1=BASI30/FONT#2=BASB30/FONT#10=BAXM30/FONT#11=ZERO30/FONT#3=STA200/FONT#4=NGB25
␈↓ ↓H␈↓␈↓βS␈↓∧ Department of Computer Science, STANFORD UNIVERSITY, Stanford, California 94305

␈↓ ↓H␈↓∧Telephone 415 497-4430␈↓ 
¬March 14, 1983 




␈↓ ↓H␈↓Professor Andrei Ershov
␈↓ ↓H␈↓Computer Center
␈↓ ↓H␈↓Novosibirsk 630090
␈↓ ↓H␈↓USSR

␈↓ ↓H␈↓Dear Andrei:

␈↓ ↓H␈↓        Enclosed is my paper for the Tough Nuts Panel.


␈↓ ↓H␈↓Best regards,



␈↓ ↓H␈↓John McCarthy
␈↓ ↓H␈↓Professor of Computer Science