trace
function trace(y:Expression<LLT>) -> Trace<Expression<LLT>, LLT>
Lazy trace
.
function trace(y:Expression<Real[_,_]>) -> Trace<Expression<Real[_,_]>, Real[_,_]>
Lazy trace
.
function trace(X:Real[_,_]) -> Real
Trace of a matrix.
function trace(S:LLT) -> Real
Trace of a symmetric positive-definite matrix.