finesse.simulations.basematrix.MatrixSystemSolver.findex¶
- MatrixSystemSolver.findex(self, node, Py_ssize_t freq) Py_ssize_t¶
 Returns simulation unique index for a given frequency at this node. Used to refer to submatrices of HOMs in the interferometer matrix.
- Parameters:
 - node
Node Node object to get the index of.
- freqint
 Frequency index.
- node
 - Returns:
 - indexint
 Index of the node for a given frequency.