Python abs示例

示例#1

def _norm_inf_op(discr, num_components):
    from pytential import sym, bind
    if num_components is not None:
        from pymbolic.primitives import make_sym_vector
        v = make_sym_vector("arg", num_components)
        max_arg = sym.abs(v)
    else:
        max_arg = sym.abs(sym.var("arg"))

    return bind(discr, sym.NodeMax(max_arg))

示例#2

文件： __init__.py 项目： inducer/pytential

def _norm_inf_op(discr, num_components):
    from pytential import sym, bind
    if num_components is not None:
        from pymbolic.primitives import make_sym_vector
        v = make_sym_vector("arg", num_components)
        max_arg = sym.abs(v)
    else:
        max_arg = sym.abs(sym.var("arg"))

    return bind(discr, sym.NodeMax(max_arg))

示例#3

def _norm_2_op(discr, num_components):
    from pytential import sym, bind
    if num_components is not None:
        from pymbolic.primitives import make_sym_vector
        v = make_sym_vector("integrand", num_components)
        integrand = sym.real(np.dot(sym.conj(v), v))
    else:
        integrand = sym.abs(sym.var("integrand"))**2

    return bind(discr, sym.integral(discr.ambient_dim, discr.dim, integrand))

示例#4

文件： __init__.py 项目： sj90101/pytential

def _norm_op(discr, num_components):
    from pytential import sym, bind
    if num_components is not None:
        from pymbolic.primitives import make_sym_vector
        v = make_sym_vector("integrand", num_components)
        integrand = sym.real(np.dot(sym.conj(v), v))
    else:
        integrand = sym.abs(sym.var("integrand"))**2

    return bind(discr, sym.integral(integrand))