Euler’s identity is an equality found in mathematics that has been compared to a Shakespearean sonnet and described as " the most beautiful equation." It is a special case of a foundational ...

John V. Baxley, Euler's Constant, Taylor's Formula, and Slowly Converging Series, Mathematics Magazine, Vol. 65, No. 5 (Dec., 1992), pp. 302-313 ...

A stretch too far, perhaps, but Nahin’s tale of the formula ei π + 1 = 0, which links five of the most important numbers in mathematics, is remarkable.