Method scale

src/math/sparse_vector.rs:81–87

Returns the scalar-vector product of this vector with the specified scalar.

(&self, alpha: f64)

    /// Returns the scalar-vector product of this vector with the specified scalar.
    pub fn scale(&self, alpha: f64) -> Self {
        let mut c = Self::new(self.d);
        for &i in self.st.keys() {
            c.put(i, alpha * self.get(i));
        }
        c
    }
}

impl Add for SparseVector {