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                    | Lang S. — Algebra |  
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                    | Предметный указатель |  
                    | | Moebius inversion      116 254 Monic      175
 Monoid      3
 Monoid, algebra      106 126
 Monoid, homomorphism      10
 Monomial      101
 Monomorphism      120
 Morita’s theorem      660
 Morphism      53
 Morphism of complex      765
 Morphism of functor      65 625 800
 Morphism or representation      125
 Multilinear map      511 521 602
 Multiple root      178 247
 Multiplicative, function      116
 Multiplicative, subgroup of a field      177
 Multiplicative, subset      107
 Multiplicity of character      670
 Multiplicity of root      178
 Multiplicity of simple module      644
 Nakayama’s Lemma      424 661
 Natural transformation      65
 Negative      449
 Negative, definite      578
 Newton approximation      493
 Nilpotent      416 559 569
 Noether normalization      357
 Noetherian      186 210 408—409 415 427
 Noetherian, graded ring      427
 Non-commutative variables      633
 Non-degenerate      522 572
 Non-singular      523 529
 Norm      284 578 637
 Norm on a finitely generated abelian group      166
 Norm on a vector space      469
 Normal, basis theorem      312
 Normal, endomorphism      597
 Normal, extension      238
 Normal, subgroup      14
 Normal, tower      18
 normalizer      14
 Northcott theorems      864
 Null, sequence      52
 Null, space      586
 Nullstellensatz      380 383
 Occur      102 176
 Odd permutation      31
 One-dimensional, character      671
 One-dimensional, representation      671
 Open complex      761
 Open set      406
 Operate on a module      664
 Operate on a set      25 76
 Operate on an object      55
 Orbit      28
 Orbit, decomposition formula      29
 Order at a valuation      488
 Order at p      113 488
 Order of a group      12
 Order of a zero      488
 Ordering      449 480 878
 Ordinary tensor product      630
 Orthogonal, basis      572—585
 Orthogonal, element      48 144 572
 Orthogonal, group      535
 Orthogonal, map      535
 Orthogonal, sum      572
 Orthogonality relations      677
 Orthogonalization      579
 Orthonormal      577
 Over a map      229
 p-adic, integers      51 162 169 488
 p-adic, numbers      488
 p-class      706
 p-conjugate      706
 p-divisible      50
 p-elementary      705
 p-group      33
 p-regular      705
 p-singular      705
 p-subgroup      33
 Pairing      48
 Parallelogram law      598
 Partial fractions      187
 Partition      79
 Partition, function      211
 Perfect      252
 Period      23 148
 Periodicity of Clifford algebra      758
 Permutation      8 30
 Perpendicular      48 144 522
 Pfaffian      589
 Pic or Picard group      88 126
 Place      349 482
 Poincar      6
 Poincar, series      211 431
 Point in a field      408
 Point of algebraic set      383
 Polar decomposition      584
 Polarization identity      580
 Pole      488
 Polynomial      97
 Polynomial, algebra      97 633
 Polynomial, function      98
 Polynomial, invariants      557
 Polynomial, irreducible      175 183
 Polynomial, Noetherian      185
 Polynomials      181 182
 Pontijagin dual      145
 Positive      449
 Positive, definite      578 583
 Power map      10
 Power series      209
 Power series, factorial      209
 Power series, Noetherian      210
 Power series, root      301
 Power series, root of unity      277 278
 Primary, decomposition      422
 Primary, ideal      421
 Primary, module      421
 Prime, element      113
 Prime, field      90
 Prime, ideal      92
 Prime, ring      90
 Primitive, element      243 244
 Primitive, group      80
 Primitive, operation      79
 Principal, homomorphism      418
 Principal, ideal      86 88
 Principal, module      554 556
 Product in category      58
 Product of groups      9
 Product of modules      127
 Product of rings      91
 Profinite      51
 Projection      388
 Projective, module      137 168 848 850
 Projective, resolution      763
 Projective, space      386
 Proper      ix
 Proper, congruence      492
 Pull-back      61
 Purely inseparable, element      249
 Purely inseparable, extension      250
 Push-out      62 81
 Quadratic, extension      269
 Quadratic, form      575
 Quadratic, map      574
 Quadratic, symbol      281
 Quadratically closed      462
 
 | Quaternions      9 545 723 758 Quillen — Suslin theorem      848
 Quotient, field      110
 Quotient, ring      107
 Radical of a ring      661
 Radical of an ideal      388 417
 Radical of an integer      195
 Ramanujan power series      212
 Ramification index      483
 Rank      506
 Rank of a matrix      506
 Rank, and      722
 Rank, vector      503
 Rational, conjugacy class      276 326 725
 Rational, element      714
 Rational, function      110
 REAL      451
 Real, closed      451
 Real, closure      452
 Real, place      462
 Real, zero      457
 Reduced, decomposition      422 443
 Reduced, polynomial      177
 Reduction, criterion      185
 Reduction, map      99 102
 Reduction, mod p      623
 Reduction, modulo an ideal      446 623
 Refinement of a tower      18
 Regular, character      675 699
 Regular, extension      366
 Regular, module      699 829
 Relations      68
 Relative invariant      171 327
 Relatively prime      113
 Representation      554
 Representation of a group      55 317 664
 Representation of a ring      553
 Representation, functor      64
 Representation, sequence      850
 Representation, space      667
 Representation, subgroup      9
 Representation, valuation      465
 Residue class      91
 Residue class, degree      422 483
 Resolution      788 801 819
 Resultant      200 398 410
 Resultant, system      403
 Resultant, variety      393
 Ribet      319
 Rieffel’s theorem      655
 Riemann surface      275
 Riemann — Roch      212 218 220 258
 Right, coset      12 75
 Right, derived functor      791
 Right, exact functor      791 798
 Right, ideal      66
 Right, module      117
 Rigid      275
 Rigidity theorem      276
 Ring      86 146 521
 Ring of fractions      107
 Ring, homomorphism      88
 Root      175
 Root of unity      177 276
 Row, operation      154
 Scalar product      571
 Schanuel, conjecture      873
 Schanuel, lemma      841
 Schreier’s theorem      22
 Schroeder — Bemstein theorem      885
 Schwarz inequality      578 580
 Section      64 792
 Self-adjoint      581
 Semidirect product      15 76
 Semilinear      532
 Seminorm      166 475
 Semipositive      583 597
 Semisimple, endomorphism      569 661
 Semisimple, module      554 647 659
 Semisimple, representation      554 712
 Semisimple, ring      651
 Separable, closure      243
 Separable, degree      239
 Separable, element      240
 Separable, extension      241 658
 Separable, polynomial      241
 Separably generated      363
 Separating transcendence basis      363
 SEQUENCE      875
 Serre’s conjecture      848
 Serre’s conjecture, theorem      844
 Sesquilinear form      532
 Shafarevich conjecture      314
 Sheaf      792
 Sign of a permutation      31 77
 Simple, character      669
 Simple, group      20
 Simple, module      156 554 643
 Simple, ring      653 655
 Simple, root      247
 Simplicity of SL      539 542
 Size of a matrix      503
 Skew symmetric      526
 Snake lemma      158 169 614—621
 Snyder’s proof      220
 Solvable by radicals      292
 Solvable, extension      291 314
 Solvable, group      18 293 314
 Spec of a ring      405 410
 Special linear group      14 52 59 69 541 546 547
 Specialization      384
 Specializing      101
 Spectral, sequence      815—825
 Spectral, theorem      581 583 585
 Split exact sequence      132
 Splitting field      235
 Square, group      9 77 270
 Square, matrix      504
 Square, root of operator      584
 Stably free      840
 Stably free, dimension      840
 Stably isomorphic      841
 Stalk      161
 Standard, alternating matrix      587
 Standard, complex      764
 Steinberg theorem      726
 Stewart — Tijdeman      196
 Strictly inductively ordered      881
 Stripping functor      62
 Sturm’s Theorem      454
 Subgroup      9
 Submodule      118
 Submonoid      6
 Subobject      134
 Subring      84
 Subsequence      876
 subspace      141
 Substituting      98 101
 Suijective      ix
 Super, algebra      632
 Super, commutator      757
 Super, product      631 751
 Super, tensor product      632 751
 Supersolvable      702
 Support      419
 Sylow group      33
 Sylvester’s theorem      577
 Symmetric, algebra      635
 Symmetric, endomorphism      525 585 597
 Symmetric, form      525 571
 
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