Cracovian

In astronomical and geodetic calculations, Cracovians are a clerical convenience introduced in the 1930s by Tadeusz Banachiewicz for solving systems of linear equations by hand. Such systems can be written as Ax = b in matrix notation where x and b are column vectors and the evaluation of b requires the multiplication of the rows of A by the vector x.

单词	Cracovian
释义	Cracovian 英语百科 Cracovian In astronomical and geodetic calculations, Cracovians are a clerical convenience introduced in the 1930s by Tadeusz Banachiewicz for solving systems of linear equations by hand. Such systems can be written as Ax = b in matrix notation where x and b are column vectors and the evaluation of b requires the multiplication of the rows of A by the vector x.
随便看	Chasmodes chasmogamic chasmogamous chasmogamy chasmophilous plant chasmo phyte chasmophyte Chasmops chasmus chasmy chasogomy Chasohuil Chason chasonette Chasong chasoun Chasovaya Chasovenskaya Chasovnya Uchurskaya Chass Chassagne Chassahowitzka Chassahowitzka National Wildlife Refuge chassaignac axillary muscle Chassaignac haemorrhoidal forceps