Commit graph

128 commits

Author SHA1 Message Date
Floris van Doorn
cea1250ca6 Work on the construction of exact couples 2017-05-21 00:39:53 -04:00
Steve Awodey
7ee38d255c left square 2017-05-18 17:54:13 -04:00
Egbert Rijke
c28c078f1c Merge branch 'master' of https://github.com/cmu-phil/Spectral 2017-05-18 17:37:40 -04:00
Egbert Rijke
c42c49415e image_homomorphism_square 2017-05-18 17:37:28 -04:00
Steve Awodey
59cf3c6737 couple 2017-05-18 17:24:39 -04:00
Egbert Rijke
f35158874a Merge branch 'master' of https://github.com/cmu-phil/Spectral 2017-05-18 17:24:14 -04:00
Egbert Rijke
153e48d6e5 ab_image_homomorphism 2017-05-18 17:24:02 -04:00
Steve Awodey
502cae8088 exact couple small change 2017-05-18 16:45:28 -04:00
Egbert Rijke
8382043184 ab_subgroup_iso 2017-05-18 16:44:42 -04:00
Egbert Rijke
eaf7290def some stuff about exact couples 2017-05-11 17:25:02 -04:00
Steve Awodey
922baa9975 wip 2017-05-11 17:14:28 -04:00
Steve Awodey
0b1d4428b3 exact_couple 2017-05-11 15:09:24 -04:00
Egbert Rijke
de08cf57d1 Merge branch 'master' of https://github.com/cmu-phil/Spectral 2017-05-11 15:06:44 -04:00
Egbert Rijke
010e0e430b triangle commutes 2017-05-11 15:06:18 -04:00
Steve Awodey
1524233fec ses 2017-05-11 15:01:10 -04:00
Egbert Rijke
760af1af79 equality and isomorphisms of quotient groups 2017-05-11 15:00:30 -04:00
Steve Awodey
c67fd11633 getting close in exact couple 2017-05-04 17:46:43 -04:00
Egbert Rijke
ed00db374b Merge branch 'master' of https://github.com/cmu-phil/Spectral 2017-05-04 17:45:28 -04:00
Egbert Rijke
3ac3146c24 extensionally equal subgroups give equal quotient groups 2017-05-04 17:45:04 -04:00
Floris van Doorn
a5a174ef0c prove convergence theorem, assuming we can derive an exact couple 2017-05-03 23:41:25 -04:00
Floris van Doorn
daedc1dc48 continue convergence theorem 2017-05-03 23:41:24 -04:00
Floris van Doorn
43f9edf82b start on convergence theorem 2017-05-03 23:41:19 -04:00
Floris van Doorn
1b4c40413e work on graded modules 2017-05-03 23:40:54 -04:00
Ulrik Buchholtz
a7ec040f57 work on degrees 2017-04-29 14:05:39 +02:00
Egbert Rijke
454401fdea Merge branch 'master' of https://github.com/cmu-phil/Spectral 2017-04-27 18:08:25 -04:00
Egbert Rijke
44d32281fb trying to show that quotient groups of logically equivalent subgroups are isomorphic 2017-04-27 18:07:58 -04:00
Steve Awodey
cefdc8f4e7 exact couple still 2017-04-27 18:07:30 -04:00
Steve Awodey
6e13cb9dad small changes 2017-04-27 17:09:20 -04:00
Floris van Doorn
987f9f41ed finish definition of j' 2017-04-21 18:00:27 -04:00
Floris van Doorn
bb209af2e8 continue with derived couple of graded R-modules, almost finish defining the maps 2017-04-20 22:58:33 -04:00
Steve Awodey
c313d33b03 working on it 2017-04-20 16:18:18 -04:00
Egbert Rijke
fd5d774e55 is_embedding_ab_subgroup_of_subgroup_incl 2017-04-20 15:45:00 -04:00
Egbert Rijke
07d775563b ab_subgroup_of_subgroup_incl 2017-04-20 14:59:55 -04:00
Floris van Doorn
ec376b407e move stuff about subgroups to subgroup 2017-04-20 14:42:54 -04:00
Egbert Rijke
89d9bd10b6 Merge branch 'master' of https://github.com/cmu-phil/Spectral 2017-04-20 14:30:34 -04:00
Egbert Rijke
05c5952526 changes 2017-04-20 14:30:29 -04:00
Floris van Doorn
aefc8eccc1 define submodules, quotient modules and homology of module morphisms 2017-04-13 20:39:04 -04:00
Floris van Doorn
93126a9c2b checkpoint, submodules 2017-04-13 14:54:48 -04:00
Floris van Doorn
d828120216 checkpoint, additive homs 2017-04-13 14:51:43 -04:00
Floris van Doorn
5bb2c7859d checkpoint for direct sum of graded modules 2017-04-10 20:34:49 -04:00
Steve Awodey
200885ad21 started on derived couple 2017-04-07 15:05:10 -04:00
Egbert Rijke
f76e665dd3 resolve merge conflict 2017-04-07 13:25:54 -04:00
Egbert Rijke
024f8f740e stuff 2017-04-07 13:14:51 -04:00
Floris van Doorn
dc2b905a7c rename module to left_module 2017-03-30 18:33:33 -04:00
Floris van Doorn
20a044b2e4 finish categorical structure of graded modules 2017-03-30 18:27:09 -04:00
Floris van Doorn
f96c92b72d start on graded R-modules 2017-03-30 17:05:32 -04:00
Floris van Doorn
91931ca338 generalize is_exact 2017-03-30 17:05:32 -04:00
Jeremy Avigad
c0a301e141 fix left module namespace 2017-03-30 15:43:54 -04:00
Jeremy Avigad
4fd9c00755 the short five lemma 2017-03-10 11:51:37 -05:00
Jeremy Avigad
41bc4b6673 chain complexes of modules 2017-03-10 11:51:24 -05:00