Questions tagged [tuples]
The tuples tag has no usage guidance.
34
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How can I solve the issue of insufficient memory when dealing with large tuples?
How can I solve the issue of insufficient memory when dealing with large tuples?
For example,consider the following example:
Tuples[{1, 2, 3}, 25]
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149
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0
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1
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72
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A simpler way of identifying which elements of Tuples[{0,1,2,3},6] multiply with each of my codewords to give zero?
So I have a list of codewords. The codewords have length 64, so there are 64 codewords in my code. My code is over an alphabet of 4 (the code can be thought of as having four elements $0,1,2,3$ and ...
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186
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How to create all $1$'s vectors of length $n$ without using Tuples[]? [closed]
I am having problems with creating a vector of 1s of length (for example) n=4.
I tried
ones=Tuples[{1},4]
This outputs {{$1,1,1,1$}}
The problem I have here, is ...
- 501
1
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2
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64
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Dynamic function using combinations (Tuples?) of vector elements
I have two vectors p={p1,p2,...,pK} and q={q1,q2,...,qK} of size K. I would like to create a function which is dynamic in the sense that its definition depends on K because it uses all cross-terms (...
- 289
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124
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How to have index of summation equal to all $n$-tuples $\left(b_i\right)_{i\le n}$ with $\sum ib_i = n$ and $b_j$ fixed?
Let $T_n$ denote the set of $n$-tuples $\left(b_1, \ldots, b_n \right)$ of non-negative integers such that $$\sum_{i=1}^{n}ib_i=n.$$ I am trying to simplify the sum (whose indicies depend solely on $n,...
- 293
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4
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248
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Working with tables: add new level of nested tables
I am trying to obtain all possible combinations of elements in a (long) list
factors = {A, B, C};
getCombinations[factors,n]
For n = 3 factors, it should give
<...
- 988
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91
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Matricization of a vector
Definitions
Define a vector Tuples[a[0, 1], n] of elements $a[i_1,...,i_n], i_j \in \{0,1\} ~\forall j$, that is for instance
...
- 167
1
vote
1
answer
65
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Sorted Tuples without Filtering
Say I have a list $L$ where the elements can be sorted into some canonical order. I want to use Tuples[L,m] but I only want the output lists to be sorted and ...
- 187
4
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2
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114
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Tuples which treats re-ordering as equivalent [duplicate]
I would like to define a new function myTuples, that behaves just like Tuples, except that it treats, as with ...
- 1,509
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117
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Using Tuples for creating the sample space [closed]
I want to use Tuples (if you know better way please let me know) to create the sample space for some events. Assume that I have 2 events each of which can change to ...
- 393
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3
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223
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Faster searching for subsets with pairwise conditions
I am looking for a faster way of finding large subsets of lists that obey pairwise conditions. In particular, I'm looking for a large (over 10k) set of quaternary words (i.e. ordered lists) of length ...
- 31.5k
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489
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Generating a list of integers that sums to zero
Given a pair of integers n and k, I want to generate all lists of integers of length n, ...
- 451
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0
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61
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Quickly Generating A List of of Ordered Lists [closed]
I'm looking for a quick way to do this.
Define an integer $M$. Function $f[M]$ will output a list of all ordered selections of integers from $1$ to $M$ without repetition. For example:
$f[1] = \{\{1\}\...
- 187
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1
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39
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Joining each element of second tuples to the end of each element of the first tuples [closed]
How can I generate a new tuples by joining each element of tup3 to tup1?
For example joining {0,1,1,1,0,-1} from tup1 and {d,0,1} from tup3 to generate {0,1,1,1,0,-1,d,0,1}
...
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Generating representatives of rotation classes of tuples of ones and zeros with a fixed number of ones
In a related question I asked how to generate all the tuples of ones and zeroes with a fixed number of ones (generating tuples of ones and zeroes with a fixed number of ones). I wish to consider a ...
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645
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generating tuples of ones and zeroes with a fixed number of ones
I would like to generate all the tuples of ones and zeros of a given length and with a given number of ones without generating all the possible tuples, which is impossible for tuples of large enough ...
- 647
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3
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553
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How do I get a list of all possible sums in a list nested list?
Lets say I have the following input:
rn={
{1, 1.1, 1.5},
{5, 6, 6.1, 7},
{8, 8, 12, 12, 12.5, 13}
}
This input has the dimensions of ...
- 361
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1k
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List of tuples without duplicates & repeated values [duplicate]
Given some number nand set of values vals, I want to obtain all the tuples/permutations of size ...
- 461
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30
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Referencing data in sets of sets
Given a data set how to assign definitions to the subsets. For
instance given the data
data = {{0, 1, 1}, {0, 1, 1}, {1, 1, 0}, {0, 1, 1}, {1, 1, 0}}
if {0, 1, 1} ...
- 542
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1
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133
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How to list all possible 3-tuples with entries of the 3 tuples from 2 different sets?
If there are two sets $A={1,2,3,4}$ and $B={5,6,7,8}$, how to construct list of all possible 3 tuples where the first two entries are any element from set $A$ and the 3rd entry is any element from set ...
- 542
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116
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Generating a list of tuples that meet certain criteria without running out of memory
I would like to generate tuples of length 21 with possible elements 1, 2, and 3. I would also like there to be an equal number of 1's, 2's, and 3's, and I want to control for how many times one ...
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some questions about tuple
I noticed that Tuples[{0, 1}, 3] gives the eight vertices of a cubic. Tuples[{0, 1}, 2] gives the four vertices of a square. <...
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90
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Making figure from list of tuples
I am generating all possible configurations of NN elements comprising only 0 or 1 as
sB[NN_] := Tuples[{0, 1}, NN]
Using this, for fixed NN I would like to ...
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333
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Tuples with more criteria
I have seen that there is question here which does almost what I wanted to ask but it's not quite what I wanted.
Efficiently generating tuples with Outer
What I would like to have is a Tuples of a ...
3
votes
2
answers
83
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Duplicate Tuples in two different ways
Writing:
n = 3;
Tuples[{"min", "MAX"}, n]
I get:
{{"min", "min", "min"}, {"min", "min", "MAX"}, {"min", "MAX", "min"}, {"min", "MAX", "MAX"}, {"MAX", "min", "...
- 4,452
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4
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766
views
What is the identity for Tuples?
My question is, what list p in the following statement returns the list q?
Tuples[{{p},{q}}]
If we think of Tuples as a binary operator then p would be the ...
- 71
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80
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How to list all the possible functions of given structure?
I can run this command :
Tuples[{ Tuples[{x, y, z}, 2], {a, b, c}}]
to list all combinations that looks like:
...
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207
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257
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Tuples of elements from list excluding anything with repeated values
What I would like to do is the following.
For a given list of elements; say (0,1,2,3,4) I would like to obtain all possible combinations of five, but not the ones with ANY repeated values. That is I ...
user49048
2
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1
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129
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Select elements in a list of tuples of quaternions that satisfy a condition
I defined 24 quaternions using the Quaternions package and i create the list of all possible 4-tuples using
ListQuad = Tuples[ListQuaternions, 4]
where ...
- 23
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67
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how to replace part of tuple
I would like to replace all elements $1/2$ in tuples with $0$,
How should i do that
I tried already this one : sel1 = ReplacePart[sel[[#]], 1/2 -> 0]
The ...
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317
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Selecting from a list returned by Tuples
Select[Tuples[{1, 1/2}, {4, 4}], Total [#] == 15]
I want to select all tuples in the result returned by Tuples that have total ...
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87
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