## Tag: abstract-algebra

122 (-a) × (-a) = a × a 2017-09-26T22:25:54.850

44 Cycling with Rubik's 2016-02-03T18:36:20.033

42 No strings attached! 2017-01-13T17:06:56.880

29 Addition on Elliptic Curves 2016-03-18T20:59:23.433

29 Implement true string addition 2017-08-13T23:24:58.863

28 Fundamental Solution of the Pell Equation 2019-04-16T13:37:52.573

23 Modular multiplicative inverse 2017-08-24T15:41:12.173

23 Determine How many Wheels There Are 2017-10-23T17:27:32.867

21 Counting groups of a given size 2015-09-21T18:40:54.793

21 Compute the inverse of an integer modulo 100000000003 2017-07-04T07:15:19.433

21 Is the group cyclic? 2017-09-24T18:40:44.693

20 Factor a polynomial over a finite field or the integers 2014-10-04T04:29:40.523

20 Quandle Quandary Episode I: Identifying Finite Quandles 2017-03-12T12:27:23.423

20 Draw me the (weird) unit circle! 2017-04-01T18:18:43.230

20 How does the square end? 2017-07-27T13:35:50.400

20 Find the Missing Numbers in the Fibonacci Sequence Mod K 2018-01-22T03:47:08.963

18 How many shuffles 2018-01-01T22:00:11.057

18 Dividing Divisive Divisors 2019-09-09T13:19:19.027

17 Group Therapy: Identify Groups 2015-04-18T20:57:53.320

17 Random Golf of the Day #6: Roll a d20 2015-12-10T21:34:23.950

17 The Abelian Orders 2015-12-27T23:33:43.993

17 Counting Moufang Loops 2018-01-02T20:58:25.770

17 Conjugate permutations 2018-02-15T22:41:54.673

16 Rolling the Dice 2015-12-12T15:32:56.780

16 Find the XOR Primes 2015-12-17T18:35:55.527

16 Output a primitive element for each field size 2017-07-01T16:46:52.063

15 Define a field with 256 elements 2016-06-14T07:00:08.550

14 Counting Abelian groups of a given size 2015-10-10T13:25:00.637

14 Algebraic curve plotter 2016-07-29T15:03:54.700

14 Generate binary matrices which are distinct up to reflections 2016-10-04T20:32:09.457

14 Find the number of subgroups of a finite group 2017-04-25T16:26:56.090

14 Dihedral group D4 composition with custom labels 2019-05-04T01:28:03.127

13 Irreducible polynomials over GF(5) 2016-01-18T04:23:23.363

13 Square root a number 2017-07-07T12:51:06.713

13 Are these braids equal? 2017-07-17T01:28:25.573

13 Linear dependences over the field with two elements 2019-12-20T18:55:31.150

13 Define the finite field GF(9) 2019-12-22T11:08:12.703

12 Multiply Pauli Matrices 2015-05-10T12:01:33.517

12 Which finite abelian group is this? 2015-12-21T17:09:04.387

12 Sparse Protractor 2018-03-04T21:21:39.273

12 Decompose Polynomials 2018-03-11T19:15:17.053

10 Polynomial Long Division 2011-02-11T01:36:46.130

9 Generate the group table for Z_n 2014-07-24T19:12:15.180

9 Negative XOR primes 2017-01-13T21:10:14.930

9 Composition of permutations – the group product 2017-04-05T17:44:55.157

9 Rotational symmetry of string 2017-05-19T10:15:44.940

9 Order of Elements of the Rubik's Cube 2019-01-02T20:14:54.687

9 ​Plane​ ​Blow​up​ 2019-08-30T08:59:48.967

8 Detect a Symmetric polynomial 2017-02-04T05:21:00.543

7 Finite Field Multiplication 2018-03-23T15:41:38.407