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Type | Label | Description |
---|---|---|
Statement | ||
Theorem | lrelat 34301* | Subspaces are relatively atomic. Remark 2 of [Kalmbach] p. 149. (chrelati 29223 analog.) (Contributed by NM, 11-Jan-2015.) |
LSAtoms | ||
Theorem | lssatle 34302* | The ordering of two subspaces is determined by the atoms under them. (chrelat3 29230 analog.) (Contributed by NM, 29-Oct-2014.) |
LSAtoms | ||
Theorem | lssat 34303* | Two subspaces in a proper subset relationship imply the existence of a 1-dim subspace less than or equal to one but not the other. (chpssati 29222 analog.) (Contributed by NM, 9-Apr-2014.) |
LSAtoms | ||
Theorem | islshpat 34304* | Hyperplane properties expressed with subspace sum and an atom. TODO: can proof be shortened? Seems long for a simple variation of islshpsm 34267. (Contributed by NM, 11-Jan-2015.) |
LSHyp LSAtoms | ||
Syntax | clcv 34305 | Extend class notation with the covering relation for a left module or left vector space. |
L | ||
Definition | df-lcv 34306* | Define the covering relation for subspaces of a left vector space. Similar to Definition 3.2.18 of [PtakPulmannova] p. 68. Ptak/Pulmannova's notation L is read " covers " or " is covered by " , and it means that is larger than and there is nothing in between. See lcvbr 34308 for binary relation. (df-cv 29138 analog.) (Contributed by NM, 7-Jan-2015.) |
L | ||
Theorem | lcvfbr 34307* | The covers relation for a left vector space (or a left module). (Contributed by NM, 7-Jan-2015.) |
L | ||
Theorem | lcvbr 34308* | The covers relation for a left vector space (or a left module). (cvbr 29141 analog.) (Contributed by NM, 9-Jan-2015.) |
L | ||
Theorem | lcvbr2 34309* | The covers relation for a left vector space (or a left module). (cvbr2 29142 analog.) (Contributed by NM, 9-Jan-2015.) |
L | ||
Theorem | lcvbr3 34310* | The covers relation for a left vector space (or a left module). (Contributed by NM, 9-Jan-2015.) |
L | ||
Theorem | lcvpss 34311 | The covers relation implies proper subset. (cvpss 29144 analog.) (Contributed by NM, 7-Jan-2015.) |
L | ||
Theorem | lcvnbtwn 34312 | The covers relation implies no in-betweenness. (cvnbtwn 29145 analog.) (Contributed by NM, 7-Jan-2015.) |
L | ||
Theorem | lcvntr 34313 | The covers relation is not transitive. (cvntr 29151 analog.) (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvnbtwn2 34314 | The covers relation implies no in-betweenness. (cvnbtwn2 29146 analog.) (Contributed by NM, 7-Jan-2015.) |
L | ||
Theorem | lcvnbtwn3 34315 | The covers relation implies no in-betweenness. (cvnbtwn3 29147 analog.) (Contributed by NM, 7-Jan-2015.) |
L | ||
Theorem | lsmcv2 34316 | Subspace sum has the covering property (using spans of singletons to represent atoms). Proposition 1(ii) of [Kalmbach] p. 153. (spansncv2 29152 analog.) (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvat 34317* | If a subspace covers another, it equals the other joined with some atom. This is a consequence of relative atomicity. (cvati 29225 analog.) (Contributed by NM, 11-Jan-2015.) |
LSAtoms L | ||
Theorem | lsatcv0 34318 | An atom covers the zero subspace. (atcv0 29201 analog.) (Contributed by NM, 7-Jan-2015.) |
LSAtoms L | ||
Theorem | lsatcveq0 34319 | A subspace covered by an atom must be the zero subspace. (atcveq0 29207 analog.) (Contributed by NM, 7-Jan-2015.) |
LSAtoms L | ||
Theorem | lsat0cv 34320 | A subspace is an atom iff it covers the zero subspace. This could serve as an alternate definition of an atom. TODO: this is a quick-and-dirty proof that could probably be more efficient. (Contributed by NM, 14-Mar-2015.) |
LSAtoms L | ||
Theorem | lcvexchlem1 34321 | Lemma for lcvexch 34326. (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvexchlem2 34322 | Lemma for lcvexch 34326. (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvexchlem3 34323 | Lemma for lcvexch 34326. (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvexchlem4 34324 | Lemma for lcvexch 34326. (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvexchlem5 34325 | Lemma for lcvexch 34326. (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvexch 34326 | Subspaces satisfy the exchange axiom. Lemma 7.5 of [MaedaMaeda] p. 31. (cvexchi 29228 analog.) TODO: combine some lemmas. (Contributed by NM, 10-Jan-2015.) |
L | ||
Theorem | lcvp 34327 | Covering property of Definition 7.4 of [MaedaMaeda] p. 31 and its converse. (cvp 29234 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms L | ||
Theorem | lcv1 34328 | Covering property of a subspace plus an atom. (chcv1 29214 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms L | ||
Theorem | lcv2 34329 | Covering property of a subspace plus an atom. (chcv2 29215 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms L | ||
Theorem | lsatexch 34330 | The atom exchange property. Proposition 1(i) of [Kalmbach] p. 140. A version of this theorem was originally proved by Hermann Grassmann in 1862. (atexch 29240 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms | ||
Theorem | lsatnle 34331 | The meet of a subspace and an incomparable atom is the zero subspace. (atnssm0 29235 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms | ||
Theorem | lsatnem0 34332 | The meet of distinct atoms is the zero subspace. (atnemeq0 29236 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms | ||
Theorem | lsatexch1 34333 | The atom exch1ange property. (hlatexch1 34681 analog.) (Contributed by NM, 14-Jan-2015.) |
LSAtoms | ||
Theorem | lsatcv0eq 34334 | If the sum of two atoms cover the zero subspace, they are equal. (atcv0eq 29238 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms L | ||
Theorem | lsatcv1 34335 | Two atoms covering the zero subspace are equal. (atcv1 29239 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms L | ||
Theorem | lsatcvatlem 34336 | Lemma for lsatcvat 34337. (Contributed by NM, 10-Jan-2015.) |
LSAtoms | ||
Theorem | lsatcvat 34337 | A nonzero subspace less than the sum of two atoms is an atom. (atcvati 29245 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms | ||
Theorem | lsatcvat2 34338 | A subspace covered by the sum of two distinct atoms is an atom. (atcvat2i 29246 analog.) (Contributed by NM, 10-Jan-2015.) |
LSAtoms L | ||
Theorem | lsatcvat3 34339 | A condition implying that a certain subspace is an atom. Part of Lemma 3.2.20 of [PtakPulmannova] p. 68. (atcvat3i 29255 analog.) (Contributed by NM, 11-Jan-2015.) |
LSAtoms | ||
Theorem | islshpcv 34340 | Hyperplane properties expressed with covers relation. (Contributed by NM, 11-Jan-2015.) |
LSHyp L | ||
Theorem | l1cvpat 34341 | A subspace covered by the set of all vectors, when summed with an atom not under it, equals the set of all vectors. (1cvrjat 34761 analog.) (Contributed by NM, 11-Jan-2015.) |
LSAtoms L | ||
Theorem | l1cvat 34342 | Create an atom under an element covered by the lattice unit. Part of proof of Lemma B in [Crawley] p. 112. (1cvrat 34762 analog.) (Contributed by NM, 11-Jan-2015.) |
LSAtoms L | ||
Theorem | lshpat 34343 | Create an atom under a hyperplane. Part of proof of Lemma B in [Crawley] p. 112. (lhpat 35329 analog.) TODO: This changes in l1cvpat 34341 and l1cvat 34342 to , which in turn change in islshpcv 34340 to , with a couple of conversions of span to atom. Seems convoluted. Would a direct proof be better? (Contributed by NM, 11-Jan-2015.) |
LSHyp LSAtoms | ||
Syntax | clfn 34344 | Extend class notation with all linear functionals of a left module or left vector space. |
LFnl | ||
Definition | df-lfl 34345* | Define the set of all linear functionals (maps from vectors to the ring) of a left module or left vector space. (Contributed by NM, 15-Apr-2014.) |
LFnl Scalar Scalar Scalar Scalar | ||
Theorem | lflset 34346* | The set of linear functionals in a left module or left vector space. (Contributed by NM, 15-Apr-2014.) (Revised by Mario Carneiro, 24-Jun-2014.) |
Scalar LFnl | ||
Theorem | islfl 34347* | The predicate "is a linear functional". (Contributed by NM, 15-Apr-2014.) |
Scalar LFnl | ||
Theorem | lfli 34348 | Property of a linear functional. (lnfnli 28899 analog.) (Contributed by NM, 16-Apr-2014.) |
Scalar LFnl | ||
Theorem | islfld 34349* | Properties that determine a linear functional. TODO: use this in place of islfl 34347 when it shortens the proof. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflf 34350 | A linear functional is a function from vectors to scalars. (lnfnfi 28900 analog.) (Contributed by NM, 15-Apr-2014.) |
Scalar LFnl | ||
Theorem | lflcl 34351 | A linear functional value is a scalar. (Contributed by NM, 15-Apr-2014.) |
Scalar LFnl | ||
Theorem | lfl0 34352 | A linear functional is zero at the zero vector. (lnfn0i 28901 analog.) (Contributed by NM, 16-Apr-2014.) (Revised by Mario Carneiro, 24-Jun-2014.) |
Scalar LFnl | ||
Theorem | lfladd 34353 | Property of a linear functional. (lnfnaddi 28902 analog.) (Contributed by NM, 18-Apr-2014.) |
Scalar LFnl | ||
Theorem | lflsub 34354 | Property of a linear functional. (lnfnaddi 28902 analog.) (Contributed by NM, 18-Apr-2014.) |
Scalar LFnl | ||
Theorem | lflmul 34355 | Property of a linear functional. (lnfnmuli 28903 analog.) (Contributed by NM, 16-Apr-2014.) |
Scalar LFnl | ||
Theorem | lfl0f 34356 | The zero function is a functional. (Contributed by NM, 16-Apr-2014.) |
Scalar LFnl | ||
Theorem | lfl1 34357* | A nonzero functional has a value of 1 at some argument. (Contributed by NM, 16-Apr-2014.) |
Scalar LFnl | ||
Theorem | lfladdcl 34358 | Closure of addition of two functionals. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lfladdcom 34359 | Commutativity of functional addition. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lfladdass 34360 | Associativity of functional addition. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lfladd0l 34361 | Functional addition with the zero functional. (Contributed by NM, 21-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflnegcl 34362* | Closure of the negative of a functional. (This is specialized for the purpose of proving ldualgrp 34433, and we do not define a general operation here.) (Contributed by NM, 22-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflnegl 34363* | A functional plus its negative is the zero functional. (This is specialized for the purpose of proving ldualgrp 34433, and we do not define a general operation here.) (Contributed by NM, 22-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflvscl 34364 | Closure of a scalar product with a functional. Note that this is the scalar product for a right vector space with the scalar after the vector; reversing these fails closure. (Contributed by NM, 9-Oct-2014.) (Revised by Mario Carneiro, 22-Apr-2015.) |
Scalar LFnl | ||
Theorem | lflvsdi1 34365 | Distributive law for (right vector space) scalar product of functionals. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflvsdi2 34366 | Reverse distributive law for (right vector space) scalar product of functionals. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflvsdi2a 34367 | Reverse distributive law for (right vector space) scalar product of functionals. (Contributed by NM, 21-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflvsass 34368 | Associative law for (right vector space) scalar product of functionals. (Contributed by NM, 19-Oct-2014.) |
Scalar LFnl | ||
Theorem | lfl0sc 34369 | The (right vector space) scalar product of a functional with zero is the zero functional. Note that the first occurrence of represents the zero scalar, and the second is the zero functional. (Contributed by NM, 7-Oct-2014.) |
Scalar LFnl | ||
Theorem | lflsc0N 34370 | The scalar product with the zero functional is the zero functional. (Contributed by NM, 7-Oct-2014.) (New usage is discouraged.) |
Scalar | ||
Theorem | lfl1sc 34371 | The (right vector space) scalar product of a functional with one is the functional. (Contributed by NM, 21-Oct-2014.) |
Scalar LFnl | ||
Syntax | clk 34372 | Extend class notation with the kernel of a functional (set of vectors whose functional value is zero) on a left module or left vector space. |
LKer | ||
Definition | df-lkr 34373* | Define the kernel of a functional (set of vectors whose functional value is zero) on a left module or left vector space. (Contributed by NM, 15-Apr-2014.) |
LKer LFnl Scalar | ||
Theorem | lkrfval 34374* | The kernel of a functional. (Contributed by NM, 15-Apr-2014.) (Revised by Mario Carneiro, 24-Jun-2014.) |
Scalar LFnl LKer | ||
Theorem | lkrval 34375 | Value of the kernel of a functional. (Contributed by NM, 15-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | ellkr 34376 | Membership in the kernel of a functional. (elnlfn 28787 analog.) (Contributed by NM, 16-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | lkrval2 34377* | Value of the kernel of a functional. (Contributed by NM, 15-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | ellkr2 34378 | Membership in the kernel of a functional. (Contributed by NM, 12-Jan-2015.) |
Scalar LFnl LKer | ||
Theorem | lkrcl 34379 | A member of the kernel of a functional is a vector. (Contributed by NM, 16-Apr-2014.) |
LFnl LKer | ||
Theorem | lkrf0 34380 | The value of a functional at a member of its kernel is zero. (Contributed by NM, 16-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | lkr0f 34381 | The kernel of the zero functional is the set of all vectors. (Contributed by NM, 17-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | lkrlss 34382 | The kernel of a linear functional is a subspace. (nlelshi 28919 analog.) (Contributed by NM, 16-Apr-2014.) |
LFnl LKer | ||
Theorem | lkrssv 34383 | The kernel of a linear functional is a set of vectors. (Contributed by NM, 1-Jan-2015.) |
LFnl LKer | ||
Theorem | lkrsc 34384 | The kernel of a nonzero scalar product of a functional equals the kernel of the functional. (Contributed by NM, 9-Oct-2014.) |
Scalar LFnl LKer | ||
Theorem | lkrscss 34385 | The kernel of a scalar product of a functional includes the kernel of the functional. (The inclusion is proper for the zero product and equality otherwise.) (Contributed by NM, 9-Oct-2014.) |
Scalar LFnl LKer | ||
Theorem | eqlkr 34386* | Two functionals with the same kernel are the same up to a constant. (Contributed by NM, 18-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | eqlkr2 34387* | Two functionals with the same kernel are the same up to a constant. (Contributed by NM, 10-Oct-2014.) |
Scalar LFnl LKer | ||
Theorem | eqlkr3 34388 | Two functionals with the same kernel are equal if they are equal at any nonzero value. (Contributed by NM, 2-Jan-2015.) |
Scalar LFnl LKer | ||
Theorem | lkrlsp 34389 | The subspace sum of a kernel and the span of a vector not in the kernel (by ellkr 34376) is the whole vector space. (Contributed by NM, 19-Apr-2014.) |
Scalar LFnl LKer | ||
Theorem | lkrlsp2 34390 | The subspace sum of a kernel and the span of a vector not in the kernel is the whole vector space. (Contributed by NM, 12-May-2014.) |
LFnl LKer | ||
Theorem | lkrlsp3 34391 | The subspace sum of a kernel and the span of a vector not in the kernel is the whole vector space. (Contributed by NM, 29-Jun-2014.) |
LFnl LKer | ||
Theorem | lkrshp 34392 | The kernel of a nonzero functional is a hyperplane. (Contributed by NM, 29-Jun-2014.) |
Scalar LSHyp LFnl LKer | ||
Theorem | lkrshp3 34393 | The kernels of nonzero functionals are hyperplanes. (Contributed by NM, 17-Jul-2014.) |
Scalar LSHyp LFnl LKer | ||
Theorem | lkrshpor 34394 | The kernel of a functional is either a hyperplane or the full vector space. (Contributed by NM, 7-Oct-2014.) |
LSHyp LFnl LKer | ||
Theorem | lkrshp4 34395 | A kernel is a hyperplane iff it doesn't contain all vectors. (Contributed by NM, 1-Nov-2014.) |
LSHyp LFnl LKer | ||
Theorem | lshpsmreu 34396* | Lemma for lshpkrex 34405. Show uniqueness of ring multiplier when a vector is broken down into components, one in a hyperplane and the other outside of it . TODO: do we need the cbvrexv 3172 for to ? (Contributed by NM, 4-Jan-2015.) |
LSHyp Scalar | ||
Theorem | lshpkrlem1 34397* | Lemma for lshpkrex 34405. The value of tentative functional is zero iff its argument belongs to hyperplane . (Contributed by NM, 14-Jul-2014.) |
LSHyp Scalar | ||
Theorem | lshpkrlem2 34398* | Lemma for lshpkrex 34405. The value of tentative functional is a scalar. (Contributed by NM, 16-Jul-2014.) |
LSHyp Scalar | ||
Theorem | lshpkrlem3 34399* | Lemma for lshpkrex 34405. Defining property of . (Contributed by NM, 15-Jul-2014.) |
LSHyp Scalar | ||
Theorem | lshpkrlem4 34400* | Lemma for lshpkrex 34405. Part of showing linearity of . (Contributed by NM, 16-Jul-2014.) |
LSHyp Scalar |
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