Logarithmic Derivative
المؤلف:
Zwillinger, D. (Ed.).
المصدر:
"Logarithmic Derivative." §6.11.8 in CRC Standard Mathematical Tables and Formulae. Boca Raton, FL: CRC Press
الجزء والصفحة:
p. 496
24-6-2019
2374
Logarithmic Derivative
The logarithmic derivative of a function 
is defined as the derivative of the logarithm of a function. For example, the digamma function is defined as the logarithmic derivative of the gamma function,
REFERENCES:
Zwillinger, D. (Ed.). "Logarithmic Derivative." §6.11.8 in CRC Standard Mathematical Tables and Formulae. Boca Raton, FL: CRC Press, p. 496, 1995.
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