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ab initio is a Latin term used in English, meaning from the beginning.ab initio may also refer to:* Ab Initio , a leading ETL Tool Software Company in the field of Data Warehousing.* ab initio quantum chemistry methods...
is a Latin term used in English, meaning from the beginning.
may also refer to:
- Ab Initio (company), a leading ETL Tool Software Company in the field of Data Warehousing.
- ab initio quantum chemistry methods
Ab initio quantum chemistry methods are computational chemistry methods based on quantum chemistry. The term ab initiowas first used in quantum chemistry by Robert Parr and coworkers, including David Craig in a semiempirical study on the excited states of benzene.The background is described by Parr...
- Marriages annulled under the Catholic Church are considered as annulled ab initio, meaning that the marriage was invalid from the beginning