[Overview][Constants][Types][Classes][Procedures and functions][Index] |
Return N-based logarithm.
Source position: math.pp line 390
function LogN( |
n: Float; |
x: Float |
):Float; |
Logn returns the n-base logarithm of X.
If x is less than or equal to 0 an 'invalid fpu operation' error will occur.
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Return (2 to the power p) times x |
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Return natural logarithm of 1+X |
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Return 10-Based logarithm. |
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Return 2-based logarithm |
Program Example23; { Program to demonstrate the logn function. } Uses math; begin Writeln(Logn(3,4):8:4); Writeln(Logn(2,4):8:4); Writeln(Logn(6,9):8:4); Writeln(Logn(exp(1),exp(1)):8:4); Writeln(Logn(0.5,1):8:4); Writeln(Logn(0.25,3):8:4); Writeln(Logn(0.125,5):8:4); end.