Add neg trait to BaseFloat
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@ -2,7 +2,7 @@
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use std::{f32, f64, i8, i16, i32, i64, u8, u16, u32, u64, isize, usize};
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use std::{f32, f64, i8, i16, i32, i64, u8, u16, u32, u64, isize, usize};
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use std::slice::{Iter, IterMut};
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use std::slice::{Iter, IterMut};
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use std::ops::{Add, Sub, Mul, Div, Rem, Index, IndexMut};
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use std::ops::{Add, Sub, Mul, Div, Rem, Index, IndexMut, Neg};
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use num::{Float, Zero, One};
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use num::{Float, Zero, One};
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use traits::operations::{RMul, LMul, Axpy, Transpose, Inv, Absolute};
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use traits::operations::{RMul, LMul, Axpy, Transpose, Inv, Absolute};
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use traits::geometry::{Dot, Norm, Orig};
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use traits::geometry::{Dot, Norm, Orig};
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@ -16,7 +16,7 @@ pub trait BaseNum: Copy + Zero + One +
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}
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}
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/// Basic floating-point number numeric trait.
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/// Basic floating-point number numeric trait.
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pub trait BaseFloat: Float + Cast<f64> + BaseNum {
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pub trait BaseFloat: Float + Cast<f64> + BaseNum + Neg {
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/// Archimedes' constant.
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/// Archimedes' constant.
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fn pi() -> Self;
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fn pi() -> Self;
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/// 2.0 * pi.
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/// 2.0 * pi.
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