Re: [ccp4bb]: ab initio

[William Scott <wgscott@chemistry.ucsc.edu>]

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 From first principles -- I would say it should apply to direct methods 
only
...
> 'ab initio phasing' is used
> sometimes to describe experimental phasing (Mad etc)
> vs MR phases, or does it apply to direct methods
> only (like in Sheldrick's work)?
>
> Is there a consensus or preference what 'ab inito phasing'
> exactly means?

I'd use the dictionary, not social consensus.