Function log10_rrule 

pub fn log10_rrule<S: ScalarAd>(x: S, cotangent: S) -> S

Reverse rule for log10.

Examples

use chainrules::log10_rrule;

let dy = log10_rrule(100.0_f64, 2.0);
assert!((dy - (2.0_f64 / (100.0_f64 * std::f64::consts::LN_10))).abs() < 1e-12);