paulson [Thu, 12 Oct 2000 12:19:15 +0200] rev 10200
new theorem and SD-rule zmod_eq_0_iff
paulson [Thu, 12 Oct 2000 12:18:51 +0200] rev 10199
delrules [r_into_rtrancl] required because the new I-rule made a step slow.
There must be others somehwere...
paulson [Thu, 12 Oct 2000 12:16:58 +0200] rev 10198
tidied
paulson [Thu, 12 Oct 2000 12:16:22 +0200] rev 10197
renamed ?Pa to ?Q in swap
paulson [Thu, 12 Oct 2000 12:15:59 +0200] rev 10196
new I-rules r_into_rtrancl, r_into_trancl and a simpler proof
paulson [Thu, 12 Oct 2000 12:15:23 +0200] rev 10195
new theorems mod_eq_0_iff and mod_eqD; also new SD rule
wenzelm [Thu, 12 Oct 2000 11:47:17 +0200] rev 10194
improved exhibit_interrupt;
wenzelm [Wed, 11 Oct 2000 19:06:36 +0200] rev 10193
\isamath and \isatext: more abstract implementation of symbols;