math cosh for math> math cosh {flags} 
| input | output | 
|---|---|
| list<number> | list<number> | 
| number | number | 
Apply the hyperbolic cosine to 1
>1|math cosh
1.5430806348152435
Tips: Command math cosh was not included in the official binaries by default, you have to build it with --features=extra flag
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    https://www.nushell.sh/commands/docs/math_cosh.html