This does not need to be so dense
This does not need to be so dense

If we are just keeping track of which OPE coefficients are in the
quadratic form, we only need one matrix in this new attribute.

Signed-off-by: Connor Behan <89f96a099c47edae2e9c5a371cbf43991ac7aa8c@gmail.com>

cbehan/pycftboot