Tag: machine-precision

39 Is there a difference between Divide[a,b] and a/b? 2013-12-21T01:42:24.620

38 Meaning of backtick in floating-point literal 2012-03-14T00:28:33.500

30 Elegant high precision `log1p`? 2013-12-20T01:00:33.993

30 Why does Mathematica results differ from C++ results within machine precision? 2017-12-10T20:10:42.197

26 Different floating-point numbers equal? 2015-03-09T23:23:43.370

20 Quadruple-precision (128 bit) arithmetic 2012-05-09T21:09:52.957

19 Numerical underflow for a scaled error function 2012-04-03T08:28:53.813

19 New General::munfl error and loss of precision 2018-04-04T15:06:19.883

17 CompiledFunction returns machine numbers smaller than $MinMachineNumber 2013-11-25T14:32:32.500

16 Does Mathematica have an equivalent of C's nextafter? 2015-05-24T04:43:17.660

14 Terrible accuracy of DawsonF 2018-09-20T14:34:48.363

12 Why does 1 - Exp[-10.0^12] cause an out-of-memory error? 2017-03-19T12:52:16.413

11 Dr. StrangeNumbers or: How I Learned to Stop Worrying and Love Floating Point Arithmetic 2012-05-15T12:36:45.020

11 Compilation of Total with compensated summation 2015-04-06T22:08:52.270

11 Does Mathematica have an equivalent of Python's float.as_integer_ratio? 2015-05-24T04:31:29.540

11 Abnormal behavior of RealDigits[x] 2015-11-05T15:30:41.210

10 Mathematica Plot: Inconsistency when plotting large values 2012-06-20T09:54:56.857

10 DeleteDuplicates[] does not work as expected on floating point values 2013-03-20T09:56:10.870

10 Plot of $\sin(x^x)$ is missing from $x=143$ 2016-02-06T00:47:13.110

10 Why is Mathematica destroying this graph? 2016-05-16T20:28:23.790

9 Precision differences 2012-12-28T11:02:03.940

9 Very different results from evaluating same expression with different precisions 2013-09-21T12:52:32.707

9 Machine Epsilon 2014-05-30T16:23:59.167

9 Why am I getting wildly incorrect results from FirstPassageTimeDistribution with inexact transition matrix? 2014-06-17T23:45:07.790

9 What explains the inaccuracies in machine-precision 'integers' with trigonometry or powers? 2017-12-02T00:37:48.563

9 Plot3D discrepancy between MMA 10 and 11.3 - possible small numbers issue 2018-08-28T13:01:50.563

9 How to detect underflow/overflow (post 11.3)? 2019-11-25T22:40:56.537

8 Dealing with numbers too large for machine precision in Graphics 2012-03-14T08:25:38.353

8 Machine precision near zero: not fulfilled? 2015-09-19T09:18:11.093

8 Unexpected behavior from CoordinateBoundingBoxArray with Into[1] and 0.41 2017-01-15T14:10:36.113

8 how to get single, and quad Precision out of Mathematica which match Fortran result 2018-01-24T18:26:18.740

7 Mathematica Precision 2012-03-28T03:50:40.520

7 Using Differences on data: trouble with floats and doubles 2012-04-27T15:18:57.090

7 Accurately evaluating the hypergeometric function 2013-06-07T18:48:49.983

7 Bug in ListPlot? 2016-01-22T00:44:55.897

7 Definition of $MachineEpsilon 2016-09-09T13:17:15.413

7 Really understanding precision 2017-09-19T14:28:21.667

7 What is wrong with importing Real32 or Real64? 2018-03-03T03:16:11.627

6 Making a calculation with high precision 2013-05-23T14:34:12.333

6 Issues with $MachineEpsilon 2014-01-09T06:01:45.173

6 Machine precision infinity 2014-04-14T16:02:10.620

6 Can I force Mathematica to use machine precision? 2015-01-09T13:41:14.847

6 How can I make 1+$MachineEpsilon not look like 1? 2015-01-12T00:11:23.710

6 Can Someone Please Explain Internal`$SameQTolerance? 2015-06-25T09:31:54.370

6 Machine-Precision and Arbitrary Precision 2016-06-19T10:48:28.320

6 ConvexHullMesh fails with small numbers 2016-07-13T07:21:13.637

6 Bug in floating-point number comparisons near $MachineEpsilon? 2016-12-06T11:47:36.200

6 How do I convert an inexact number smaller than $MinMachineNumber to machine-precision? 2017-11-30T21:52:15.440

6 Extracting binary digits of machine precision numbers 2019-01-20T12:58:21.740

5 Infinite expression 1/0. encountered - caused by precision? 2012-05-17T22:09:07.023

5 Why is this Mandelbrot set's implementation infeasible: takes a massive amount of time to do? 2013-03-20T10:27:53.770

5 How to make the computer consider two numbers equal up to a certain precision 2013-10-30T17:36:12.537

5 Compilation, square roots, and integers 2015-12-25T14:30:38.403

5 Precision-related error in Audio 2018-06-06T15:16:40.197

5 Why does N not upgrade precision? 2018-08-30T17:27:37.023

5 Small positive machine number calculation in Mathematica 11.3 2019-01-23T23:35:00.957

5 Underflow error General::munfl from E^x instead of Exp[x] 2019-05-05T19:51:31.587

5 Equality for floats 2020-04-05T03:09:50.570

4 Could the PrecisionGoal for NDSolve be a negative number? 2012-08-02T08:59:18.103

4 Precision of number not maintained when saved via Export 2012-08-27T21:34:00.590

4 Error about limit MaxExtraPrecision 2014-01-20T10:54:50.547

4 Floating point addition not associative 2014-03-02T03:20:09.027

4 How to map HoldForm? 2014-06-21T08:01:56.020

4 Classification problem using SVM methods 2016-01-28T15:54:37.750

4 How to calculate accurate answer in Mathematica? 2016-04-15T01:23:21.560

4 How do I overcome an Overflow? 2016-05-12T02:18:12.660

4 MachinePrecision versus $MachinePrecision in NDSolve 2016-06-08T05:07:18.283

4 A simple syntax does not work 2016-07-04T07:07:18.890

4 What happens at the end of MachinePrecision? Is the remainder discarded or rounded? 2016-12-05T09:16:59.480

4 Is Mathematica, while operating within $MachinePrecision IEEE 754 compliant? 2017-12-11T07:48:25.513

4 The algorithm behind InputForm for machine numbers 2018-05-15T03:27:39.487

4 Machine Epsilon is not equal to $MachineEpsilon 2018-08-14T12:56:39.523

4 Inexact numbers as keys in Association? 2019-03-31T13:38:05.913

4 How does Mathematica evaluate N[π, 30] == π? 2019-12-26T17:22:25.567

3 Why to do parentheses change the results of a calculation? 2012-11-13T15:48:13.917

3 Precision problem with numerical solution of a differential equation 2014-09-12T14:14:45.637

3 Reasonable choice of MachinePrecision, AccuracyGoal and PrecisionGoal for NDSolve 2014-10-07T11:08:37.000

3 WorkingPrecision causes issue in the NIntegrate 2014-12-25T01:55:36.080

3 NIntegrate 2D highly oscillatory function 2015-02-20T20:17:23.333

3 Make mathematica "forget" numbers beyond the precision goal 2015-11-03T10:56:01.540

3 My NIntegrate expression returns a wildly inaccurate value 2016-03-22T07:01:17.657

3 Mathematica Precisions vs Doubles in C/C++ 2016-04-20T10:31:06.180

3 problem in matching two sets of particles 2016-11-28T15:25:44.630

3 Why does this rounding happen at machine precision? 2016-12-05T09:56:03.530

3 Precision of integers vs. Precision of floating numbers 2017-04-10T11:05:46.850

3 Precision improvement for solution of the simplest low-pass filter 2017-11-16T02:26:34.973

3 Is it possible to get the original number from DecimalForm? 2018-05-14T17:47:24.160

3 Numerical precision problem 2018-11-09T20:09:07.490

3 Forcing divisions to be a machine-precision floating point divisions instead of multiplication by inverse 2019-03-13T09:15:50.283

3 Setting precision and machine underflow 2019-09-26T20:38:23.853

3 DeleteCases with a case as float? 2020-03-29T22:18:59.573

3 Why does precision decrease after increasing PrecisionGoal and WorkingPrecision on this integral? 2020-05-28T21:57:56.263

3 How can I compute Erf of large numbers to more precision? 2020-06-03T18:49:47.320

3 Avoid MachinePrecision numbers in Message 2020-10-13T01:36:01.530

3 Too small to represent and Chop in inaccessible algorithm 2021-01-15T10:29:23.330

2 Set Global Maximum Precision 2012-10-30T05:42:37.323

2 FindRoot errors 2012-11-08T05:15:45.943

2 How to use adaptive precision in matrix computations? 2013-08-02T07:37:44.960

2 How to change machineprecision digits 2013-10-14T05:07:04.317