Compilation of a 2d array and a 1d array The Next CEO of Stack OverflowWhat is the most efficient way to add rows and columns to a matrix?Minor question about optimally increasing last item of a listGetting directly a packed array of repeated packed arraysHow to join and 'multiply' two lists?Finding distance through pair of pointsEfficiently create an array of values of a function2D array summation operationsHow to add zeros before and after each element in a list?Select an element from each matrix row/column specified by a vectorBasis enumeration of large lists
Could a dragon use its wings to swim?
Small nick on power cord from an electric alarm clock, and copper wiring exposed but intact
The sum of any ten consecutive numbers from a fibonacci sequence is divisible by 11
Why did the Drakh emissary look so blurred in S04:E11 "Lines of Communication"?
Would a grinding machine be a simple and workable propulsion system for an interplanetary spacecraft?
What steps are necessary to read a Modern SSD in Medieval Europe?
Masking layers by a vector polygon layer in QGIS
Incomplete cube
Why can't we say "I have been having a dog"?
Shortening a title without changing its meaning
Why doesn't Shulchan Aruch include the laws of destroying fruit trees?
How does a dynamic QR code work?
Physiological effects of huge anime eyes
How to pronounce fünf in 45
"Eavesdropping" vs "Listen in on"
Why did early computer designers eschew integers?
Is it okay to majorly distort historical facts while writing a fiction story?
Car headlights in a world without electricity
Upgrading From a 9 Speed Sora Derailleur?
Find the majority element, which appears more than half the time
Salesforce opportunity stages
Ising model simulation
Man transported from Alternate World into ours by a Neutrino Detector
What is the difference between 'contrib' and 'non-free' packages repositories?
Compilation of a 2d array and a 1d array
The Next CEO of Stack OverflowWhat is the most efficient way to add rows and columns to a matrix?Minor question about optimally increasing last item of a listGetting directly a packed array of repeated packed arraysHow to join and 'multiply' two lists?Finding distance through pair of pointsEfficiently create an array of values of a function2D array summation operationsHow to add zeros before and after each element in a list?Select an element from each matrix row/column specified by a vectorBasis enumeration of large lists
$begingroup$
With a list say x1,y1,x2,y2… and a list z1, what is the best way to create a list x1,y1,z1,x2,y2,z1,x3,y3,z1…
list-manipulation
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
asked 5 hours ago
tombom21tombom21
133
$endgroup$
add a comment |
$begingroup$
With a list say x1,y1,x2,y2… and a list z1, what is the best way to create a list x1,y1,z1,x2,y2,z1,x3,y3,z1…
list-manipulation
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
asked 5 hours ago
tombom21tombom21
133
$endgroup$
add a comment |
$begingroup$
With a list say x1,y1,x2,y2… and a list z1, what is the best way to create a list x1,y1,z1,x2,y2,z1,x3,y3,z1…
list-manipulation
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
asked 5 hours ago
tombom21tombom21
133
$endgroup$
With a list say x1,y1,x2,y2… and a list z1, what is the best way to create a list x1,y1,z1,x2,y2,z1,x3,y3,z1…
list-manipulation
list-manipulation
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
asked 5 hours ago
tombom21tombom21
133
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
asked 5 hours ago
tombom21tombom21
133
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
edited 22 mins ago
J. M. is slightly pensive♦
98.9k10311467
98.9k10311467
asked 5 hours ago
tombom21tombom21
133
asked 5 hours ago
tombom21tombom21
133
asked 5 hours ago
tombom21tombom21
133
133
add a comment |
add a comment |
2 Answers
2
active
oldest
votes
$begingroup$
You can use PadRight:
PadRight[
x1, y1, x2, y2,
Automatic, 3,
z1
]
x1, y1, z1, x2, y2, z1
Or ArrayPad:
ArrayPad[
x1, y1, x2, y2, x3, y3,
0,0,0,1,
z1
]
x1, y1, z1, x2, y2, z1, x3, y3, z1
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
$endgroup$
add a comment |
$begingroup$
n = 1000000;
a = RandomReal[-1, 1, n, 2];
b = ConstantArray[0., 1];
c = Join[a, ConstantArray[b, Length[a]], 2]; // RepeatedTiming // First
0.016
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
$endgroup$
add a comment |
StackExchange.ifUsing("editor", function ()
return StackExchange.using("mathjaxEditing", function ()
StackExchange.MarkdownEditor.creationCallbacks.add(function (editor, postfix)
StackExchange.mathjaxEditing.prepareWmdForMathJax(editor, postfix, [["$", "$"], ["\\(","\\)"]]);
);
);
, "mathjax-editing");
StackExchange.ready(function()
var channelOptions =
tags: "".split(" "),
id: "387"
;
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function()
// Have to fire editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled)
StackExchange.using("snippets", function()
createEditor();
);
else
createEditor();
);
function createEditor()
StackExchange.prepareEditor(
heartbeatType: 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: false,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: null,
bindNavPrevention: true,
postfix: "",
imageUploader:
brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
allowUrls: true
,
onDemand: true,
discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true
);
);
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
StackExchange.ready(
function ()
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fmathematica.stackexchange.com%2fquestions%2f194395%2fcompilation-of-a-2d-array-and-a-1d-array%23new-answer', 'question_page');
);
Post as a guest
Required, but never shown
2 Answers
2
active
oldest
votes
2 Answers
2
active
oldest
votes
active
oldest
votes
active
oldest
votes
$begingroup$
You can use PadRight:
PadRight[
x1, y1, x2, y2,
Automatic, 3,
z1
]
x1, y1, z1, x2, y2, z1
Or ArrayPad:
ArrayPad[
x1, y1, x2, y2, x3, y3,
0,0,0,1,
z1
]
x1, y1, z1, x2, y2, z1, x3, y3, z1
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
$endgroup$
add a comment |
$begingroup$
You can use PadRight:
PadRight[
x1, y1, x2, y2,
Automatic, 3,
z1
]
x1, y1, z1, x2, y2, z1
Or ArrayPad:
ArrayPad[
x1, y1, x2, y2, x3, y3,
0,0,0,1,
z1
]
x1, y1, z1, x2, y2, z1, x3, y3, z1
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
$endgroup$
add a comment |
$begingroup$
You can use PadRight:
PadRight[
x1, y1, x2, y2,
Automatic, 3,
z1
]
x1, y1, z1, x2, y2, z1
Or ArrayPad:
ArrayPad[
x1, y1, x2, y2, x3, y3,
0,0,0,1,
z1
]
x1, y1, z1, x2, y2, z1, x3, y3, z1
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
$endgroup$
You can use PadRight:
PadRight[
x1, y1, x2, y2,
Automatic, 3,
z1
]
x1, y1, z1, x2, y2, z1
Or ArrayPad:
ArrayPad[
x1, y1, x2, y2, x3, y3,
0,0,0,1,
z1
]
x1, y1, z1, x2, y2, z1, x3, y3, z1
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
answered 5 hours ago
Carl WollCarl Woll
72.2k395186
72.2k395186
add a comment |
add a comment |
$begingroup$
n = 1000000;
a = RandomReal[-1, 1, n, 2];
b = ConstantArray[0., 1];
c = Join[a, ConstantArray[b, Length[a]], 2]; // RepeatedTiming // First
0.016
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
$endgroup$
add a comment |
$begingroup$
n = 1000000;
a = RandomReal[-1, 1, n, 2];
b = ConstantArray[0., 1];
c = Join[a, ConstantArray[b, Length[a]], 2]; // RepeatedTiming // First
0.016
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
$endgroup$
add a comment |
$begingroup$
n = 1000000;
a = RandomReal[-1, 1, n, 2];
b = ConstantArray[0., 1];
c = Join[a, ConstantArray[b, Length[a]], 2]; // RepeatedTiming // First
0.016
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
$endgroup$
n = 1000000;
a = RandomReal[-1, 1, n, 2];
b = ConstantArray[0., 1];
c = Join[a, ConstantArray[b, Length[a]], 2]; // RepeatedTiming // First
0.016
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
answered 5 hours ago
Henrik SchumacherHenrik Schumacher
58.7k581162
58.7k581162
add a comment |
add a comment |
Thanks for contributing an answer to Mathematica Stack Exchange!
- Please be sure to answer the question. Provide details and share your research!
But avoid …
- Asking for help, clarification, or responding to other answers.
- Making statements based on opinion; back them up with references or personal experience.
Use MathJax to format equations. MathJax reference.
To learn more, see our tips on writing great answers.
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
StackExchange.ready(
function ()
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fmathematica.stackexchange.com%2fquestions%2f194395%2fcompilation-of-a-2d-array-and-a-1d-array%23new-answer', 'question_page');
);
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
