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- return type of `eigenVectors` field functions should be `tensor` instead of `symmTensor`
- return type of `eigenVectors` field functions should be `tensor` instead of `symmTensor`
- return type of `eigenVectors` field functions should be `tensor` instead of `symmTensor`
- return type of `eigenVectors` field functions should be `tensor` instead of `symmTensor`