Tag: assumptions

40 How to tell Mathematica that certain variables are real/imaginary, integer-valued, etc 2014-11-21T22:50:06.807

33 Usage of Assuming for Integration 2013-02-19T14:25:29.367

27 Are greek symbols causing different evaluation? 2014-02-28T08:19:37.060

26 An apparently "simple" limit? 2013-01-22T13:39:20.147

21 Why doesn't FullSimplify drop the Re function from an expression known to be real? 2012-04-11T14:17:47.857

21 Optimization with assumptions 2012-06-06T12:10:48.200

18 Why does Mathematica simplify $x/x\to1$? 2014-08-16T15:09:42.953

17 How to assume all variables in my code are reals 2016-06-21T08:28:32.877

16 Complex number operations: telling Mathematica variables are real 2012-08-12T05:30:12.693

16 How to make use of NumericQ[x] = True (and use it safely)? 2012-09-02T17:05:34.133

15 How to specify assumptions before evaluation? 2012-02-28T02:31:41.693

15 Does $x>0$ imply that $x\in\mathbb{R}$? 2012-03-26T08:43:07.383

15 Defining the domain of positive real numbers 2015-03-27T00:25:38.817

14 Logarithm of exponential 2019-06-04T02:42:44.000

13 Why does Integrate declare a convergent integral divergent? 2013-04-10T17:48:11.487

12 Maximizing a function with assumptions 2012-04-16T22:35:10.513

12 Limit of sequence of functions behaving strange 2013-10-16T11:59:32.913

12 Simplify and Sqrt, inconsistent behavior? 2013-12-10T22:00:48.093

12 Assumption on the range of a function 2016-08-14T10:54:07.587

12 Assumptions allowing to calculate an elliptic integral 2016-12-08T06:14:36.507

11 What exactly does GenerateConditions do? 2012-10-18T19:48:42.670

11 Keeping Integrate from making unnecessary assumptions 2013-06-20T21:22:06.717

11 Is it possible to add some pattern to $Assumptions 2015-09-18T21:33:20.917

11 Reduce not making full use of list of assumptions? 2017-01-11T18:04:37.270

11 Behavior of Solve with $Assumptions changed in 12.2 2020-12-26T13:49:27.897

10 Is my expression too complicated for FullSimplify or am I doing something wrong? 2012-09-27T23:54:56.150

10 Reduce can't reduce an equation without appropriate assumptions 2013-12-01T18:04:07.163

10 Linearity Assumption 2019-02-23T15:04:26.100

9 Assumptions on unknown functions 2012-05-29T15:27:53.067

9 Is it possible to set a variable as a positive one in the whole notebook? 2012-06-04T11:00:54.757

9 When and why are Assuming and Assumptions not equivalent? 2014-02-11T13:58:25.733

9 Simplify with Assumptions Sqrt[(expr)^2] 2014-05-09T13:45:50.393

9 Problem with Identifying Complex Components 2015-11-10T05:37:04.610

8 simplifying $\frac{\log x^a}{a} = \log x$ 2012-03-20T20:51:11.977

8 Attaching persistent assumptions to symbol definition 2012-05-07T05:34:48.897

8 How can I use assumptions with FindRoot? 2013-03-13T14:28:49.347

8 Unknown function with arbitrary arguments assumption 2014-12-05T00:09:06.337

8 evaluation of the sum of KroneckerDelta 2015-10-15T21:33:20.243

8 How do I SetDelayed $Assumptions 2016-05-12T15:16:31.607

8 Adding irrelevant assumptions changes the result of Simplify 2016-05-18T13:53:11.087

8 Simplify makes Mathematica forget that a matrix is Hermitian 2019-11-09T09:15:43.793

8 Why does Simplify work diferently for (a+b)/e versus (a+b+c)/e? 2020-07-29T14:23:44.147

7 Mathematica gives wrong answer for an integral 2012-07-10T15:31:36.723

7 Is it possible to impose "Assumptions" in DSolve or equivalent? (differential equation solving) 2013-04-04T06:34:34.567

7 RSolve with assumptions 2013-12-22T01:32:07.143

7 Inconsistent results for Integrate depending on irrelevant assumptions 2014-12-10T06:35:44.960

7 Problem with Simplify, Sqrt, and Set: What's going on? 2015-02-27T22:54:17.177

7 Need explanation on strange behavior of Simplify under given assumption 2016-03-15T08:50:43.453

7 What is a "generic case"? 2016-08-19T19:07:00.827

7 Forcing Mathematica's Integrate to give more general answers 2019-03-07T15:02:11.053

7 How to best add assumption that many variables are positive? 2020-04-24T13:47:31.370

6 Does the Im function work with symbolic arguments? 2012-05-01T22:41:09.283

6 Simplify — is this simplest result Mathematica can provide? 2013-05-12T16:02:11.450

6 Assumptions for RotationMatrix 2013-09-11T21:39:46.100

6 Assuming reals of unknown variables in a Matrix valued function 2014-10-05T11:48:27.973

6 Integrate wrong for absolute value of trig function 2014-10-16T04:25:00.533

6 How to make Maximize function successfully maximize in general? 2015-10-30T14:57:13.707

6 Integrating a piecewise function with symbolic pieces 2017-07-24T19:49:38.060

6 Is (x|y|...)∈set the same as x∈set&&y∈set&&...? 2018-07-11T15:42:53.790

6 How to apply assumptions to pattern matching? 2020-01-10T07:29:14.843

5 Calculating a limit with a result that is discontinuous in the parameters 2012-06-25T12:01:44.160

5 Replacements/Substitutions in Mathematica 2012-11-21T15:57:25.060

5 Use Pattern with Vectors in Assumptions 2013-10-05T06:01:24.973

5 Why does setting $Assumptions make my Fourier transforms slow? 2014-04-03T03:44:13.617

5 Can I check if an expression is positive using assumptions? 2014-08-26T02:22:00.673

5 Problem with general assumptions 2014-08-27T12:07:37.813

5 Simplifying conditional expressions using assumptions does not work 2015-01-22T23:37:42.850

5 SumConvergence fails in version 10 2015-01-23T16:42:46.023

5 Well-defined symbolic integral leading to ConditionalExpression 2015-03-27T12:34:19.853

5 External and internal Assumptions on `PiecewiseExpand` and `Mod` 2015-10-09T15:27:38.503

5 How can I teach Mathematica a specific f[x]==g[x]? 2017-12-14T18:01:05.833

5 Integrate under assumptions 2018-11-07T12:21:46.057

5 How to plot the eigenvalues of a parametric matrix efficiently? 2019-05-19T12:46:28.817

5 Make assumption for function with variable argument 2019-07-29T09:45:30.583

5 Simplify is not simplifying a compound inequality as expected 2019-12-30T03:11:46.643

4 Assumptions seem not to be considered 2012-05-15T21:56:33.887

4 Why does Assuming for Integrate not work as expected? 2013-01-22T15:44:37.483

4 How to take conjugate of a function? 2013-04-21T21:46:09.020

4 Assuming monotonicity and concavity 2013-05-02T06:43:27.163

4 Strange behavior of Integrate 2013-05-04T14:25:51.933

4 Conjugating symbolic expression 2013-07-10T17:43:16.210

4 Use of $Assumptions 2013-08-02T16:43:41.360

4 Can't simplify Abs[a*Cos[x]]^2 2013-09-10T12:20:08.050

4 Inconsistent results for equivalent converging symbolic integrals 2014-02-17T21:53:57.807

4 Prove (or check) an expression is positive given constraints on variables? 2014-05-02T16:32:35.200

4 How to use Assuming and If together? 2014-09-06T18:02:32.053

4 Mathematica does not help in this integral 2015-04-08T08:05:51.677

4 Assumptions with patterns 2015-04-13T07:03:39.487

4 How to tell Mathematica that my variable is a scalar 2015-06-27T21:05:01.107

4 Multiple Constrained Sum 2015-09-04T09:51:15.143

4 Puzzled by Assumptions 2015-10-16T08:20:56.630

4 Simplify With Assumptions Not Using Distributive Property Of Dot Product 2015-12-16T13:02:57.813

4 Why isn't Mathematica listening to my assumptions? 2016-06-10T13:10:40.757

4 How to check the assumptions attached to a given symbol? 2016-09-16T18:27:52.350

4 Integrate: Mathematica does nothing, not even repeat the code! 2017-01-16T18:37:07.973

4 Conditions on a sum 2017-02-28T21:37:38.940

4 How to integrate assuming some integrals are named constants? 2017-06-20T11:32:30.063

4 Using Inequality Assumptions 2017-08-17T18:19:09.073

4 how to make DSolve not generate Assumptions in the solution? 2018-03-15T07:59:31.813