sage_numerical_backends_coin-10.4.tar.gz sage_numerical_backends_coin-10.4rc1.tar.gz sage_numerical_backends_coin-10.4rc2.tar.gz sage_numerical_backends_coin-9.0b10.tar.gz sage_numerical_backends_coin-9.0b11.tar.gz sage_numerical_backends_coin-9.0b12.tar.gz sage_numerical_backends_coin-9.0b9.tar.gz