Rule relationalgebra.invoverunion
| Parameters | |
| Buggy | no |
| Rewrite rule | yes |
| Siblings |
Rewrite rule
(r ∪ s)~ ⇒ (r~) ∪ (s~)Formal Mathematical Properties
<FMP><OMOBJ xmlns="http://www.openmath.org/OpenMath" version="2.0" cdbase="http://www.openmath.org/cd"><OMBIND><OMS cd="quant1" name="forall"/><OMBVAR><OMV name="$0"/><OMV name="$1"/></OMBVAR><OMA><OMS cd="relation1" name="eq"/><OMA><OMS cd="relalg" name="inv"/><OMA><OMS cd="relalg" name="disj"/><OMV name="$0"/><OMV name="$1"/></OMA></OMA><OMA><OMS cd="relalg" name="disj"/><OMA><OMS cd="relalg" name="inv"/><OMV name="$0"/></OMA><OMA><OMS cd="relalg" name="inv"/><OMV name="$1"/></OMA></OMA></OMA></OMBIND></OMOBJ></FMP>