Subject: CASSCF FREQUENCIES

From: "E. Lewars" <[email-masked]>
Date: Thu, 23 May 1996 11:40:17 -0400 (EDT)

Hello,  Does any one know: 
1)  Are CASSCF freqs considered better than HF? Than MP2?
2)  What is the accepted correction factor for them?
    One or two refs would be welcome.
     Thanks
     E. Lewars
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