August 3, 1981

Burroughs agreed to buy Memorex for $106 million in cash in what was seen as a ''friendly'' merger. The move apparently overtook a Memorex takeover bid by Storage Technology. the offer of Burroughs is contingent, however, on the restructuring of Memorex's debt, which Burroughs would assume. (Page D1.)

A day after Poland's Communist Party issued a sharp warning to the independent trade union over the danger of new strikes and demonstrations, Prime Minister Wojciech Jaruzelski was reported tonight to have held a meeting on the situation with senior military commanders. According to an announcement on General Jaruzelski's talks with the Military Council at the Defense Ministry, the meeting was called ''in connection with the increasingly unfavorable and dangerous phenomena within the country's internal situation.'' ''Against this background,'' the announcement on the evening television news said, ''measures were discussed to insure the required level of defense preparedness and security in Poland. Tasks were outlined for the armed forces regarding their participation in the national economy and in fighting speculation and other socially destructive phenomena.''

An obituary of Paddy Chayefsky yesterday gave the wrong time for the funeral service. It is scheduled for 12:45 P.M. tomorrow at Riverside Memorial Chapel, 76th Street and Amsterdam Avenue.

International A military meeting in Warsaw was reported to have been held by Prime Minister Wojciech Jaruzelski and senior commanders, a day after Poland's Communist Party sharply warned the independent trade union Solidarity about the danger of new strikes and demonstrations over food shortages. The official announcement of the meeting of the military leaders said it was called ''in connection with the increasingly unfavorable and dangerous phenomena within the country's internal situation.'' (Page 1, Col. 1.) The U.S. appeared to be willing for the first time to participate in a global round of talks at the United Nations on the economic problems affecting the third world. A preliminary meeting over the weekend in Cancun, Mexico, set the agenda for a meeting there in October between the leaders of the leading industrialized nations and 14 developing countries. Secretary of State Alexander M. Haig Jr. indicated that while the the Reagan Administration was giving priority to strengthening the American economy, it was ''impossible'' to wait for an American economic recovery before dealing with the questions of international cooperation. (1:1-3.)

John S.R. Shad, chairman of the Securities and Exchange Commission, says corporations hurt their image by disclosing too much unfavorable information. He says he intends to try to limit the amount of such information required in S.E.C. public reports. Mr. Shad declares that a positive corporate image is essential for the successful marketing of corporate securities, which he sees as the commission's major priority. The S.E.C. chairman made these points in a recent interview in his office. He also described his personal and political philosophy, its origins on Wall Street and in Republican politics and its strong influence on his agenda for the commission.