makeIdentity() [3/4]

template<typename Scalar >

void syten::makeIdentity ( DenseTensor< 4, Scalar > &  a )

inline

Makes a rank-4 tensor a doubled identity tensor, $A_{ijkl} = 1 \mathrm{\; if\; } i \equiv j \wedge k \equiv l \mathrm{\; else\; } 0$.

References syten::DenseTensor< rank, Scalar >::dim(), and SYTEN_ASSERT_DEBUG.

Here is the call graph for this function: