Shared Rust kernels

`ported/tan`

All modules · quoted at commit 9e1884369a67 of DnaCalc/DnaCalc. Comments are the source's own.

tan_kernel · 4 lines · calc-func/src/ported/tan.rs on GitHub

/// W109 G4-01: the TAN π/2-quadrant chain (see `excel_numeric::excel_tan`).
pub fn tan_kernel(n: f64) -> f64 {
    crate::ported::excel_numeric::excel_tan(n)
}

Used by 5 functions.