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Hermann Euler has written:
'Hermann Euler und Daisy Campi' -- subject(s): Exhibitions
Ulf S. von Euler has written:
'Prostaglandins' -- subject(s): Prostaglandins, Prostaglandine
'Noradrenaline' -- subject(s): Noradrenaline
sin(z)= (e^(i*z)-e^(-i*z))/(2*i) where i=(-1)^(1/2)
Euler's formula states that, for any real φ, the complex exponential function satisfies
eiφ = cos(φ) + i sin(φ) where i is the imaginary square root of -1.
A special case of the above formula, which is known as Euler's identity, is
eiπ + 1 = 0.
Karl-Joachim Euler has written:
'Energie-Direktumwandlung' -- subject(s): Direct energy conversion