Questions tagged [system-limitations]
The system-limitations tag has no usage guidance.
29
questions
0
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27
views
Largest n in Prime[n] [duplicate]
What is the largest integer $n$ that the function Prime[n] can take?
- 153
1
vote
1
answer
191
views
Is there any hope to get the result faster if we use a supercomputer for the given problem?
If an operation in Mathematica (say, computing the determinant of a $88\times88$ parametric matrix) takes much time to be computed on a personal computer (core i7), say a week, then, is there any hope ...
- 1,159
1
vote
1
answer
127
views
19
votes
2
answers
637
views
Library for FEAST method is missing
Mathematica (V 12.3.1, Native Mac M1 version) is not letting me use the FEAST method for solving eigenvalue problems. For example,
...
- 331
0
votes
1
answer
37
views
Need help understanding the results of the unit function
I want to get Limit of the following function at $T\to 0$.
$$
Eig=\frac{8 (\eta +J \sinh (2 \beta \eta ) \sinh (2 \beta J)+\eta \cosh (2 \beta \eta ) \cosh (2 \beta J))}{\eta Z^2}
$$
where $Z=2 (...
- 629
2
votes
2
answers
125
views
Unexpected limit result (was: How to fix the limit problem?)
MATHEMATICA fails in proving that
Limit[
Integrate[
x^(x - 1)
, {x, t, 2*t}
]
, t -> 0
, Direction -> "FromAbove"
] == Log[2]
How to fix ...
- 71
2
votes
0
answers
169
views
How to deal properly with big integer limitations [closed]
I need to run an algorithm that manipulates digits with big integers and integer functions,
And I need to be careful to avoid erroneous results in my research.
It is not necessary to answer every ...
- 121
3
votes
1
answer
68
views
Question on Global System variables
What are the maximum values for $MaxLicenseProcesses and $MaxLicenseSubprocesses? Can they be infinite or are there specific ...
- 31
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votes
0
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149
views
Calculation time for a limit, is my calculation still calculating?
I am calculating the limit of an eighth order derivative with ~700 terms. The notebook has been in the 'running' phase for a few days now. If it says it is still running, does this necessarily mean ...
2
votes
1
answer
275
views
The maximum number of length in mathematica
What is the maximum number that can be used with the following command in mathematica?
Length[IntegerDigits[x!]]
where 'x' is replaced by some finite integer for ...
- 315
9
votes
2
answers
690
views
Is it possible to specify a zero-thickness curve for a (filled) `ListPlot`?
With Joined -> True, ListPlot's filling is solid by default. But note that the filling and the line have different shades:
<...
- 11.7k
9
votes
2
answers
399
views
Degradation of image when used as texture in 3D graphics
An answer at zhihu motivated me to ask this question:
Though applying a texture to a surface or a Graphics object is quite convenient in Mathematica, the quality ...
- 9,403
3
votes
0
answers
200
views
Limit of an infinite nested radical?
Is it possible to compute the limit of this infinite nested radical in Mathematica:
Limit[Sqrt[n+Sqrt[n+Sqrt[n+Sqrt[n+...]]]], n->0]
- 31k
-2
votes
1
answer
82
views
Result of the limit n -> infinity x(ln(x/x+1) [closed]
Can someone give me a detailed, step by step process on how to solve:
$\lim_{x\to \infty } x(ln$$ \frac{x}{x+1}) $
6
votes
2
answers
910
views
Determining the number of equilibrium points
Let's define the potential function $\Omega(x,y)$ of two magnetic dipoles
...
- 8,550
2
votes
2
answers
184
views
Nesting BaseForm several functions deep causes dependent functions to not fully evaluate. Solutions?
Below is a simplified scenario of a problem that I'm running into. There are 3 functions each wrapped with BaseForm[] and a default base of 10 is passed to each ...
- 107
10
votes
0
answers
209
views
Why is 13 the smaller height dimension of a Graphics?
It seems that you cannot get a Graphics image with a height dimension less than 13. Trying to draw something and then asking for ...
- 331
8
votes
0
answers
204
views
Color Snapping When Using VertexColors with a Tube with BSplineCurve as an Argument
I think I've identified a bug in how VertexColors are treated when rendering a Tube object where the underlying data is a ...
- 6,047
3
votes
2
answers
2k
views
Regular expression too large problem
pattern = Names["*"];
StringMatchQ["Bold", pattern[[1 ;; -1 ;; 2]]]
(*
True
*)
StringMatchQ["Bold", pattern]
Error Information:
RegularExpression::msg20: ...
- 8,509
7
votes
1
answer
3k
views
Largest matrix size supported by Mathematica 10
I have need to store large square matrices in memory, some times sparse, some times not. I have used up to $2^{15}$ by $2^{15}$ as my upper bound so far, and Mathematica has handled it even if it took ...
- 839
1
vote
3
answers
2k
views
The biggest exponent that can be computed
I am struggling with my crypt assignments and constantly getting overflow errors.
Below is a simplified version of the problems I am experiencing
...
- 13
1
vote
1
answer
70
views
Is there a limit for DensityHistogram data amount?
I'm trying Mathematica for first time and while trying to do a Density Histogram with around 300 000 points, I get an error "THE INPUTED DATA is not a valid dataset or list of datasets."
Maybe it's ...
- 13
32
votes
3
answers
3k
views
Is it possible to draw really thin lines in Mathematica?
I want to have in Mathematica the same result I have in Python:
I have this nice effect simply by using very thin lines. But it seems in Mathematica thickness property has some limit and i just got ...
- 1,895
10
votes
0
answers
1k
views
Does a running evaluation continue after the PC wakes from sleep mode?
Are there any issues with running a process on Mathematica, putting the computer to sleep, and then waking the computer sometime later?
It seems to work just fine on my test process (appending data ...
- 1,860
13
votes
3
answers
919
views
ToExpression fails with long nested string expressions
Consider the following conversion from String to Mathematica Expression:
...
- 7,797
7
votes
1
answer
228
views
Why is there a limit of 15 different instruments to be played simultaneously, with Sound / SoundNote?
It seems to be impossible to play more than 15 different instruments simultaneously with the Sound[{Soundnote[...],...}] construct. Any guesses why it is so?
With ...
- 71
4
votes
0
answers
339
views
Why does OS X need permission to allow JLink connections each time it starts?
I understand that JLink loads each time Mathematica launches or each time a kernel starts, and that this can require permission from the firewall, if it is enabled
but OS X provides settings the ...
- 12.8k
58
votes
3
answers
6k
views
What is so special about Prime?
When we try to evaluate Prime on big numbers (e.g. 10^13) we encounter the following issue:
...
- 56.6k
29
votes
3
answers
926
views
What determines the value of $MaxNumber?
What determines the value of $MaxNumber?
$MaxNumber
1.233433712981650*10^323228458
...
- 269k