/LMAR=0/XLINE=3/FONT#0=BASL30/FONT#1=BASI30/FONT#2=BASB30/FONT#3=STA200/FONT#4=NGB25
␈↓ ↓H␈↓␈↓βS␈↓∧ Artificial Intelligence Laboratory, STANFORD UNIVERSITY, Stanford, California 94305

␈↓ ↓H␈↓∧Telephone 415 497-4430␈↓ 
¬March 21, 1977 




␈↓ ↓H␈↓Prof. Andrei P. Ershov
␈↓ ↓H␈↓Computation Center
␈↓ ↓H␈↓Novosibirsk 630090
␈↓ ↓H␈↓USSR

␈↓ ↓H␈↓Dear Andrei:

␈↓ ↓H␈↓        I␈αput␈αyour␈αOctober␈α26␈αletter␈αaside␈α
because␈αI␈αhad␈αjust␈αwritten␈αyou␈αand␈α
unfortunately␈αforgot
␈↓ ↓H␈↓it.␈α It␈αjust␈αcame␈αto␈αlight␈αwhen␈α
I␈αwent␈αthrough␈αa␈αstack␈αof␈αpapers.␈α
 I␈αwould␈αhave␈αlike␈αto␈αtake␈αpart␈α
in
␈↓ ↓H␈↓the␈αIFIP␈αpanel,␈αbut␈αI␈αassume␈αit␈αis␈αtoo␈αlate.␈α Anyway␈αI␈αam␈αnot␈αpresently␈αplanning␈αto␈αgo␈αto␈αIFIP.␈α I
␈↓ ↓H␈↓expect␈α
to␈α
be␈α
in␈α
the␈α
Soviet␈α
Union␈α
for␈α
the␈α
AI␈α
workshop␈α
near␈α
Leningrad␈α
in␈α
April.␈α Unfortunately
␈↓ ↓H␈↓Vera␈α∞won't␈α∞be␈α∞able␈α∞to␈α
come,␈α∞and␈α∞I␈α∞won't␈α∞be␈α∞able␈α
to␈α∞spend␈α∞additional␈α∞time␈α∞beyond␈α∞the␈α
meeting,
␈↓ ↓H␈↓because I will be teaching in the Spring Quarter.

␈↓ ↓H␈↓        I␈α∂have␈α∂been␈α∂writing␈α∂more␈α∂recently,␈α∂so␈α∂here␈α∂are␈α∂some␈α∂papers␈α∂on␈α∂AI␈α∂and␈α⊂on␈α∂mathematcal
␈↓ ↓H␈↓theory of computation.  All of them are almost, but not quite, ready for publication.

␈↓ ↓H␈↓        Please give my best regards to your family, and thanks for volume 24 which just arrived.


␈↓ ↓H␈↓Best regards,



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