define pyk of lemma negative(R) as text unicode start of text unicode small l unicode small e unicode small m unicode small m unicode small a unicode space unicode small n unicode small e unicode small g unicode small a unicode small t unicode small i unicode small v unicode small e unicode left parenthesis unicode capital r unicode right parenthesis unicode end of text end unicode text end text end define
define tex of lemma negative(R) as text unicode start of text unicode capital n unicode small e unicode small g unicode small a unicode small t unicode small i unicode small v unicode small e unicode left parenthesis unicode capital r unicode right parenthesis unicode end of text end unicode text end text end define
define statement of lemma negative(R) as system Q infer all metavar var m end metavar indeed all metavar var fx end metavar indeed R( metavar var fx end metavar ) ++ -- R( metavar var fx end metavar ) == R( 0f ) end define
define proof of lemma negative(R) as rule tactic end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,