111 impl<'a> Sub<&'a BigUint> for BigUint {  implementation
114     fn sub(mut self, other: &BigUint) -> BigUint {  in sub()
119 impl<'a> SubAssign<&'a BigUint> for BigUint {  implementation
120     fn sub_assign(&mut self, other: &'a BigUint) {  in sub_assign()
126 impl<'a> Sub<BigUint> for &'a BigUint {  implementation
129     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
150 impl Sub<u32> for BigUint {  implementation
154     fn sub(mut self, other: u32) -> BigUint {  in sub()
160 impl SubAssign<u32> for BigUint {  implementation
172     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
183     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
193 impl Sub<u64> for BigUint {  implementation
197     fn sub(mut self, other: u64) -> BigUint {  in sub()
203 impl SubAssign<u64> for BigUint {  implementation
225     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
237     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
247 impl Sub<u128> for BigUint {  implementation
251     fn sub(mut self, other: u128) -> BigUint {  in sub()
257 impl SubAssign<u128> for BigUint {  implementation
280     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
292     fn sub(self, mut other: BigUint) -> BigUint {  in sub()
303 impl CheckedSub for BigUint {  implementation
305     fn checked_sub(&self, v: &BigUint) -> Option<BigUint> {  in checked_sub()