S

S(
    *names,
    is_symmetric=None,
    is_antisymmetric=None,
    is_cyclesymmetric=None,
    is_linear=None,
    is_scalar=None,
    is_real=None,
    is_integer=None,
    is_positive=None,
    tags=None,
    custom_normalization=None,
    custom_print=None,
    custom_derivative=None,
)

Shorthand notation for :func:Expression.symbol.