Method sub_assign

poly-commit/src/data_structures.rs:340–343

(&mut self, (coeff, other): (F, &'a LinearCombination<F>))

impl<'a, F: Field> SubAssign<(F, &'a LinearCombination<F>)> for LinearCombination<F> {
    fn sub_assign(&mut self, (coeff, other): (F, &'a LinearCombination<F>)) {
        self.terms
            .extend(other.terms.iter().map(|(c, t)| (-coeff * c, t.clone())));
    }
}

impl<'a, F: Field> AddAssign<&'a LinearCombination<F>> for LinearCombination<F> {