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newtons_method: return None for Infinates and NaNs

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Simon Gardling 2022-05-16 09:23:46 -04:00
parent 605dd5ae18
commit de2a24e469
1 changed files with 1 additions and 1 deletions
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2
src/misc.rs
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@ -244,7 +244,7 @@ fn newtons_method(
let mut x2: f64; let mut x2: f64;
loop { loop {
x2 = x1 - (f(x1) / f_1(x1)); x2 = x1 - (f(x1) / f_1(x1));
if !range.contains(&x2) { if !x2.is_finite() | !range.contains(&x2) {
return None; return None;
} }