A search in Googles Advanced Groups Search resulted in many answers:
http://groups.google.com/advanced_group_search

Use "eigenvalues" as search argument in groups "*excel*"

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Kind Regards,

Niek Otten

Microsoft MVP - Excel

"goltinfron" wrote in message
...
Is there a source code for VBA and/or excel itself for calculating
Eigenvalues and Eigenvectors?