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Edited text of question<br />

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I need to use the function arcsin(), which according to the help file exists in the unit Math. &nbsp;I have tried putting Math in the uses clause at the top of my program but this just produces the error<br />
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File not found: 'Math.pas'<br />
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Math.pas does not exist on my hard disk at all so I am obviously doing something wrong.<br />
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I am using Delphi 2.0<br />
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Thanks for your help !!
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I need to use the function arcsin(), which according to the help file exists in the unit Math.  I have tried putting Math in the uses clause at the top of my program but this just produces the error

File not found: 'Math.pas'

Math.pas does not exist on my hard disk at all so I am obviously doing something wrong.

I am using Delphi 2.0

Thanks for your help !!

Using the Math RTL

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