Let guaranteeSPD actually return a symmetric positive definite matrix.

rock-core / base-types

C/C++ and Ruby definition of the base types in Rock

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Let guaranteeSPD actually return a symmetric positive definite matrix. #93

Closed chhtz closed 8 years ago

chhtz commented 8 years ago

The previous implementation was essentially a No-Op, because singular values are always non-negative by definition. I don't know if this method was actually used somewhere, as it is unlikely to have made a difference ...