Related Functions:

The IMCSC function returns the cosecant of a complex number in x+yi or x+yj text format.

- This function was introduced in Excel 2013 and so is not available in earlier versions.

### Syntax

=IMCSC(inumber)

#### Arguments

Argument | Description |
---|---|

inumber | A complex number for which you want the cosecant |

Note: Use the COMPLEX function to convert real and imaginary coefficients into a complex number.

#### Examples

A | B | C | D | |
---|---|---|---|---|

1 | Data | Formula | Result | Notes |

2 | 3+4i | =IMCSC(A2) | 0.0051744731840194+0.036275889628626i | Returns the cosecant of a complex number 3+4i |

3 | =IMCSC(“3+4i”) | 0.0051744731840194+0.036275889628626i | ||

4 | =IMCSC(“2-i”) | 0.6354937992539-0.221500930850509i | ||

5 | =IMCSC(COMPLEX(4,1)) | -0.597696114081001+0.393153826467774i |

#### Common Function Error(s)

Problem | What went wrong |
---|---|

#VALUE! | Occurs if the supplied inumber argument is a logical value |

#NUM! | Occurs if the supplied inumber argument is not recognized as a complex number |

The cosecant of a complex number is defined as the inverse of the sine and is calculated as:

See Wikipedia for more information on complex numbers.