 My SUDOKU 1.62, The Game From Endless Time — In 1849, prominent mathematician Leonard Euler published his work «De quadratis magicis» («On magic squares»), describing properties and construction of «squares of digits» with special constraints for sum by rows and columns. In 1979, American architect Howard Garns published in Dell Magazines a puzzle called «Number Place». In 1986, Japanese puzzle publisher Nikoli republished Garns’ puzzle…
 Math Mechanixs — Computers were initially created for solving mathematical problems. However, these days we rarely use our PC’s for this purpose. If your activities involve complex calculations that cannot be performed using a calculator or standard applications found in your operating system, you need specialized mathematical software, which, unfortunately, is expensive and requires a lot of time to learn. Fortunately, there are alternatives that…
