Leonhard Euler, 18th century Swiss mathematician and physicist mb-artistname Jan Balet Standing on a street corner

Standing on a street corner

The Imperial Bodyguard

'The head of an ox thrown into convulsive motions by the influence of six galvanic batteries'

Ornithological study of a female Crimson Rosella (Platycercus elegans) native to Australia

Native American scalp dance

Leonhard Euler, 18th century Swiss mathematician and physicist mb-artistname Jan Balet Standing on a street cornerLeonhard Euler, 18th century Swiss mathematician and physicist, (1804). Euler (1707 1783) was one of the founders of pure mathematics. He made many decisive and formative contributions to every aspect of pure and applied mathematics, physics and astronomy and he introduced many new functions including the gamma function and elliptic integrals. He developed the theory of trigonometric and logarithmic functions, reduced analytical operations to more