In school, while learning basic arithmetic, students are also taught precedence rules for the various arithmetic operators. This is often done using a mnemonic such as "My Dear Aunt Sally" (denoting the order as Multiplication, Division, Addition, and...

Reverse Polish notation was invented by Australian philosopher and computer scientist Charles Hamblin in the mid-1950s, to enable zero-address memory stores. Hamblin presented his work at a conference in June 1957, and published it in 1957 and 1962....

Notae Musicae Artis: Musical Notation in Polish Sources, 11th--6th Century. Edited by Elzbieta Withowska-Zaremba. Cracow: Musica Iagellonica, 2001. [574 p. ISBN 8-370-99106-8. $100.] Musica Scripto: Kodeksy Menzuralne II Polowy XV wieku na wschodzie Europy Lacinskiej: Musica Scripto: Mensural Codices in Eastern...

The government of Gen. Wojciech Jaruzelski today agreed to begin talks Wednesday with Solidarity leader Lech Walesa, ending a seven-year freeze on formal contacts that began when martial law was declared and the independent union was suppressed in December 1981. The move by...