- Document Solutions for Excel, .NET Edition Overview
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Formula Reference
- Add-in and Automation Functions
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Engineering Functions
- BESSELI
- BESSELJ
- BESSELK
- BESSELY
- BIN2DEC
- BIN2HEX
- BIN2OCT
- BITAND
- BITLSHIFT
- BITOR
- BITRSHIFT
- BITXOR
- COMPLEX
- CONVERT
- DEC2BIN
- DEC2HEX
- DEC2OCT
- DELTA
- ERF
- ERF.PRECISE
- ERFC
- ERFC.PRECISE
- GESTEP
- HEX2BIN
- HEX2DEC
- HEX2OCT
- IMABS
- IMAGINARY
- IMARGUMENT
- IMCONJUGATE
- IMCOS
- IMCOSH
- IMCOT
- IMCSC
- IMCSCH
- IMDIV
- IMEXP
- IMLN
- IMLOG10
- IMLOG2
- IMPOWER
- IMPRODUCT
- IMREAL
- IMSEC
- IMSECH
- IMSIN
- IMSINH
- IMSQRT
- IMSUB
- IMSUM
- IMTAN
- OCT2BIN
- OCT2DEC
- OCT2HEX
- Financial Functions
- Information Functions
- Logical Functions
- Lookup and Reference Functions
- Math and Trigonometry Functions
- Statistical Functions
- Text Functions
- Web Functions
- File Operations
- Document Solutions Data Viewer
- API Reference
- Release Notes
IMLN
This function returns the natural logarithm of a complex number.
Syntax
IMLN(complexnum)
Arguments
[Required] The complexnum argument is a complex number for which to return the natural logarithm.
Remarks
An error is returned if the complexnum argument is not in the form "x+yi" or "x+yj".
Examples
IMLN("2+5j")