Finite-difference pricer tests failing.

[avhz]

The following tests are now failing:

    instruments::options::finite_difference_pricer::tests_finite_difference_pricer_at_the_money::american_put_crank_nicolson
    instruments::options::finite_difference_pricer::tests_finite_difference_pricer_at_the_money::american_put_explicit
    instruments::options::finite_difference_pricer::tests_finite_difference_pricer_at_the_money::american_put_implicit
    instruments::options::finite_difference_pricer::tests_finite_difference_pricer_in_the_money::american_put_crank_nicolson
    instruments::options::finite_difference_pricer::tests_finite_difference_pricer_in_the_money::american_put_explicit
    instruments::options::finite_difference_pricer::tests_finite_difference_pricer_in_the_money::american_put_implicit

[yfnaji]

Hello, can I pick this up as I implemented this pricer?

[avhz]

of course @yfnaji