xeos
/
num-traits
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge pull request #77 from andersk/complex-neg 

Require Neg for Complex conj and inv
This commit is contained in:
Alex Crichton 2015-04-03 14:04:11 -07:00
parent 24b7793174 7fb887bffc
commit 80b6f92c4e
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/complex.rs
View File

@ -56,11 +56,13 @@ impl<T: Clone + Num> Complex<T> {
pub fn unscale(&self, t: T) -> Complex<T> { pub fn unscale(&self, t: T) -> Complex<T> {
Complex::new(self.re.clone() / t.clone(), self.im.clone() / t) Complex::new(self.re.clone() / t.clone(), self.im.clone() / t)
} }
}
impl<T: Clone + Num + Neg<Output = T>> Complex<T> {
/// Returns the complex conjugate. i.e. `re - i im` /// Returns the complex conjugate. i.e. `re - i im`
#[inline] #[inline]
pub fn conj(&self) -> Complex<T> { pub fn conj(&self) -> Complex<T> {
Complex::new(self.re.clone(), T::zero() - self.im.clone()) Complex::new(self.re.clone(), -self.im.clone())
} }
/// Returns `1/self` /// Returns `1/self`
@ -68,7 +70,7 @@ impl<T: Clone + Num> Complex<T> {
pub fn inv(&self) -> Complex<T> { pub fn inv(&self) -> Complex<T> {
let norm_sqr = self.norm_sqr(); let norm_sqr = self.norm_sqr();
Complex::new(self.re.clone() / norm_sqr.clone(), Complex::new(self.re.clone() / norm_sqr.clone(),
T::zero() - self.im.clone() / norm_sqr) -self.im.clone() / norm_sqr)
} }
} }