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Description: Returns the natural logarithm of a number.
Syntax: LN(Number)
Number is the positive real number for which you want the natural logarithm.
Remarks:
LN is the inverse of the EXP function.
When used in a RENO flowchart, Number must evaluate to a numerical value. It can include:
Numerical values
Standard operands (+, -, *, /)
Predefined mathematical functions (exp, log, sin, etc.)
References to any analysis workbooks
Example:
LN(86) = 4.454347
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