# The CSCH function

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The CSCH function <Article <Blog | SumProduct are Excel training experts: financial modeling, strategic data modeling, model audit, planning and strategy, training courses, tips and online knowledge base.

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Welcome back to our regular blog of Excel functions from A to Z. Today we look at the CSCH function.

The CSCH function

The hyperbolic cosecant function is an old mathematical function. It has a simple definition as the reciprocal of the hyperbolic sine function:

Has the following chart properties:

This function returns the hyperbolic cosecant of an angle specified in radians.

The CSCH The function uses the following syntax to operate:

The CSCH The function has the following arguments:

• number: This is required.

It should also be noted that:

• the absolute value of number must be less than 2 ^ 27
• And number is out of your limitations, CSCH return the #ON ONE! error value
• And number is a non-numeric value, CSCH return the #VALUE! error value.

Soon we will continue with our functions from A to Z of Excel. Keep checking: there is a new blog post every business day.