An Arithmetical Prodigy in Egypt


A BOY of unusual arithmetical ability named Mohammed Ismail Turki El Attar has recently died in a Government asylum in Cairo. He was the son of a grocer in a small country village near Teh el Barud in the Delta, and when first discovered used to make a precarious living by exhibiting his powers as a calculator in cafés in Cairo. He was unable to read or write and was obviously a boy of poor general intelligence. His powers were tested on various occasions. The following is a summary of some of the calculations he performed mentally.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.

Author information

Rights and permissions

Reprints and Permissions

About this article


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.