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Tag Archives: Abraham Lincoln
Geometry and Abraham Lincoln; O Level Maths Tuition Group
Source: http://www.mathopenref.com/euclid.html At age forty, Abraham Lincoln studied Euclid for training in reasoning, and as a traveling lawyer on horseback, kept a copy of Euclid’s Elements in his saddlebag. In his biography of Lincoln, his law partner Billy Herndon tells … Continue reading