Documentation/How Tos/Calc: LOG function

CALC FUNCTIONS

Mathematical Functions

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FUNCTIONS

Trigonometric

• Cos
• Sin
• Tan
• Cot
• Acos
• Acot
• Asin
• Atan
• Atan2
• Degrees
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• Pi

Hyperbolic

• Cosh
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• Tanh
• Coth
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• Acoth
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Rounding and remainders

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• Int
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• Mod

Logarithm/Powers

• Exp
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• Log
• Ln
• Log10

Bessel functions

• Besseli
• Besselj
• Besselk
• Bessely

Miscellaneous

• Abs
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• Convert
• Convert Add
• Countblank
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• Gestep
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• Lcm Add
• Multinomial
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• Rand
• Randbetween
• Seriessum
• Sign
• Sqrt
• Sqrtpi
• Subtotal
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• Sumif
• Sumsq

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LOG

Returns the logarithm of a number to the specified base.

Syntax:

LOG(number; base)

returns the logarithm to base base of number.

Example:

LOG(10; 3)

returns the logarithm to base 3 of 10 (approximately 2.0959).

LOG(7^4; 7)

returns 4.

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