[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] |
Calculate the square root of a value
Source position: mathh.inc line 72
function sqrt( |
d: ValReal |
):ValReal; |
Sqrt returns the square root of its argument X, which must be positive.
If X is negative, then a run-time error is generated.
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Calculate the square of a value. |
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Calculate logarithm |
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Exponentiate |
Program Example66; { Program to demonstrate the Sqrt function. } begin Writeln (Sqrt(4):0:3); { Prints 2.000 } Writeln (Sqrt(2):0:3); { Prints 1.414 } end.
lazarus-ccr.sourceforge.net |