Academician G.I. Marchuk

informing of sending over the sheet of Figure 2.1 that was not enclosed in the draft

on extending the term of M. Miyakawa's stay in the USSR

The author thanks for a warm reception in Novosibirsk and informs on his new address.

The author thanks for guidance and assistance. He sends reprints of his new article, discusses possibilities of translation and publication of an article on mixed computations.

Request to extend the term of the working visit to the Computing Center by one year

by M.Miyakawa "Optimum Desisin Trees - an optimum variable teorem and its related applications", sent to Ershov for reviewing

Acad. G.I. Marchuk meets M.Miyakawa in Japan

New Year greetings and account of the good and bad events of the last year

on scientific visit of japanese scientist Masahiro Miyakawa (Electrotechnical Lab., Tokyo) on August 20-21, 1979 (handwritten and typewritten copies)

with greetings from Japan.

The author thanks for books sent to him. He tells on development of computerization in Japan and particularly on using laser printers for printing hieroglyphs.

of scientific visit of japanese scientist Masahiro Miyakawa (Electrotechnical Lab., Tokyo) on August 20-21, 1979

Staff members of the department of programming meet their Japanese colleague M. Miyakawa.

Confirmation of receiving "Algebra i Logika" journals