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Questions tagged math

455 questions · page 4 of 10

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21
votes
3
answers

determine if a point sits inside an arbitrary shape?

algorithm math geometry shapes
asked 2011-06-26T20:21:22.240
40
votes
7
answers

R Function for returning ALL factors

r math numbers factorization
asked 2011-06-21T11:58:46.863
75
votes
8
answers

What does bitwise XOR (exclusive OR) mean?

math language-agnostic bit-manipulation operators xor
asked 2011-06-18T19:35:47.547
58
votes
8
answers

Is there any advantage to using pow(x,2) instead of x*x, with x double?

c++ math floating-point
asked 2011-06-12T09:18:15.680
14
votes
3
answers

Split down a number in seconds to days, hours, minutes, and seconds?

math logic theory modulus
asked 2011-06-11T02:17:09.510
10
votes
4
answers

Conversion from radians to degrees

c++ math trigonometry
asked 2011-06-08T22:58:07.703
9
votes
2
answers

A question on cross-correlation & correlation coefficient

math matlab data-analysis cross-correlation
asked 2011-06-08T20:13:36.367
9
votes
3
answers

finding a dot on a circle by degree?

math geometry
asked 2011-06-08T14:06:15.767
33
votes
4
answers

Arithmetic Overflow vs. Arithmetic Carry

math arm overflow signed carryflag
asked 2011-06-07T13:27:40.107
9
votes
1
answers

Transform 3D points to 2D

math matrix 3d
asked 2011-06-07T11:42:58.973
13
votes
2
answers

Exact real arithmetic and lazy list performance in C++/Haskell

c++ math haskell lazy-evaluation arbitrary-precision
asked 2011-06-04T12:49:45.333
17
votes
7
answers

How to print 1000 decimals places of pi value?

math r pi
asked 2011-06-04T05:32:18.327
21
votes
3
answers

Javascript Math.cos and Math.sin are inaccurate. Is there any solution?

javascript math
asked 2011-06-03T06:12:52.197
24
votes
3
answers

How to get the numbers after the decimal point? (java)

java math numbers double decimal-point
asked 2011-05-29T08:40:43.640
9
votes
1
answers

Adding 2 matrix and Multiplying 2 matrix in python by using scipy/numpy

python math matrix numpy scipy
asked 2011-05-23T02:53:21.553
10
votes
8
answers

sin and cos are slow, is there an alternatve?

c++ math
asked 2011-05-23T00:50:13.460
12
votes
1
answers

How are the memory and speed of a program related in a web browser like chrome?

javascript algorithm math google-chrome combinatorics
asked 2011-05-19T16:42:48.023
86
votes
7
answers

Do not want scientific notation on plot axis

math r graphics
asked 2011-05-11T10:53:54.657
22
votes
7
answers

How to determine if a point is within a quadrilateral

math geometry coordinates
asked 2011-05-07T15:29:37.743
11
votes
3
answers

Langford sequence implementation Haskell or C

c algorithm math haskell combinatorics
asked 2011-04-27T19:49:10.113
84
votes
11
answers

Calculate percentage saved between two numbers?

math formula
asked 2011-04-27T03:37:59.843
61
votes
10
answers

Calculate largest inscribed rectangle in a rotated rectangle

algorithm math language-agnostic geometry
asked 2011-04-26T10:52:28.480
36
votes
3
answers

Convert from Radians to Degrees in Java

java math geometry
asked 2011-04-23T11:16:05.390
26
votes
4
answers

pow (x,y) in Java

java math
asked 2011-04-23T10:24:09.643
142
votes
6
answers

Mapping a numeric range onto another

c math arduino
asked 2011-04-20T14:21:33.840
22
votes
4
answers

regex to match irreducible fractions

regex math grep fractions
asked 2011-04-15T14:43:16.593
46
votes
7
answers

3D coordinates on a sphere to Latitude and Longitude

math geometry coordinates latitude-longitude
asked 2011-04-15T08:24:30.187
9
votes
2
answers

Looking for a .NET Math Equation Editor and Solver Control

c# math latex equation solver
asked 2011-04-13T02:33:38.840
16
votes
5
answers

Check for positive definiteness or positive semidefiniteness

python math matrix scipy linear-algebra
asked 2011-04-06T08:51:25.767
42
votes
3
answers

Computing Standard Deviation in a stream

python math
asked 2011-04-04T20:00:06.453
10
votes
3
answers

Hough Transform for finding curve segments

math computer-vision hough-transform
asked 2011-03-31T15:57:07.133
13
votes
4
answers

perspective correction of texture coordinates in 3d

math opengl graphics 3d
asked 2011-03-24T18:56:17.140
29
votes
3
answers

Using WebGL Shader Language (GLSL) for arbitrary vector mathematics in JavaScript

javascript math matrix glsl webgl
asked 2011-03-24T03:42:03.743
33
votes
7
answers

Given an array, can I find in O(n) the longest range, whose endpoints are the greatest values in the range?

arrays algorithm math big-o
asked 2011-03-23T08:55:28.853
16
votes
6
answers

Cumulative distribution function of the normal distribution in Javascript

javascript math
asked 2011-03-10T12:10:57.287
28
votes
5
answers

XIRR Calculation

c# algorithm math worksheet-function
asked 2011-03-03T11:03:41.397
74
votes
10
answers

What distribution do you get from this broken random shuffle?

algorithm language-agnostic math random shuffle
asked 2011-02-27T03:51:05.537
9
votes
2
answers

What is the formula to find the different unlabeled trees that can be formed from a given set of nodes?

math discrete-mathematics
asked 2011-02-21T19:32:10.787
55
votes
11
answers

In Java how do you convert a decimal number to base 36?

java math decimal
asked 2011-02-20T23:39:49.650
12
votes
5
answers

Evaluating mathematical expressions in Python

python parsing math binary-tree mathematical-expressions
asked 2011-02-19T07:23:19.083
26
votes
6
answers

Iterate through each digit in a number

java math numbers iteration
asked 2011-02-15T21:15:47.800
36
votes
5
answers

Is there a difference between a "finite state machine" and a "state machine"?

math statistics computation-theory state-machine
asked 2011-02-06T02:39:21.560
10
votes
5
answers

math syntax checker written in python

python math syntax-checking
asked 2011-02-03T14:50:01.247
40
votes
4
answers

rotating coordinate system via a quaternion

python math
asked 2011-02-02T03:04:58.080
119
votes
11
answers

How to force JS to do math instead of putting two strings together

javascript string math addition
asked 2011-01-30T05:40:42.920
9
votes
7
answers

Double Squares: counting numbers which are sums of two perfect squares

algorithm math
asked 2011-01-11T11:09:22.747
9
votes
3
answers

Given start point, angles in each rotational axis and a direction, calculate end point

math vector trigonometry angle
asked 2011-01-10T00:05:07.947
46
votes
6
answers

Computing set intersection in linear time?

algorithm math data-structures big-o set-intersection
asked 2011-01-09T22:11:35.843
53
votes
5
answers

parseFloat rounding

javascript math parsefloat
asked 2011-01-09T16:56:48.357
9
votes
6
answers

Math.Max vs Enumerable.Max

.net math floating-point double nan
asked 2011-01-08T20:18:44.570
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