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Jose Matos


Last seen: 20日 前 |  2021 年からアクティブ

Followers: 0   Following: 0

I am an engineer with the US Air Force.

Programming Languages:
Python, C
Spoken Languages:
English, Spanish
Pronouns:
He/him

統計

  • MATLAB Central Treasure Hunt Finisher
  • CUP Challenge Master
  • Introduction to MATLAB Master
  • Community Group Solver
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解決済み


Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

6ヶ月 前

解決済み


Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

6ヶ月 前

解決済み


Sum of series IX
What is the sum of the following sequence: Σ 1/k! for k=1...n for different n?

6ヶ月 前

解決済み


Sum of series VIII

6ヶ月 前

解決済み


Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

6ヶ月 前

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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

6ヶ月 前

解決済み


Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

6ヶ月 前

解決済み


Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

6ヶ月 前

解決済み


Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

7ヶ月 前

解決済み


Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

7ヶ月 前

解決済み


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

11ヶ月 前

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Implement a ROT13 cipher
Replace each character in string s1 with the character that is shifted 13 positions from it (wrap back to the beginning if neces...

11ヶ月 前

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

約1年 前

解決済み


distance to a straight line (2D) given any 2 distinct points on this straight line
Given 2 points P1,P2 on a straight line and a 3rd point, determine the distance of the 3rd point to the straight line. Your answ...

約1年 前

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Parallel vectors
Return true or false depending on whether 2 vectors are parallel or not. Vectors can be 2 or 3 dimensional. The origin is not c...

約1年 前

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Where the Four Corners Am I? (Vectorized)
NOTE: this problem is intended to build on problem #55960 ("Where the Four Corners Am I?"). You may wish to solve that problem f...

約1年 前

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Where the Four Corners Am I?
The "Four Corners" region of the US is where Colorado, Utah, Arizona, and New Mexico all meet - the only place where four states...

約1年 前

解決済み


A Binary Search
One way to locate a target value in a sorted array, is to use a binary search algorithm. Here, you test if the midpoint in the a...

約1年 前

解決済み


Taylor Series
You can use a Taylor series to approximate common functions. The Taylor series for sin(x) is Using only the first several te...

約1年 前

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Calculate Angle From Axis
Given coordinates x and y, an axis ("X" or "Y"), and a direction ("cw" or "ccw", meaning clockwise and counterclockwise, respect...

約1年 前

解決済み


Do the line-segments intersect?
You are given two line segments. Do they cross? Consider one segment as (x1,y1) to (x2,y2), the other segment as (x3,y3) to (x4...

約1年 前

解決済み


Project Euler: Problem 4, Palindromic numbers
A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 ...

2年弱 前

解決済み


Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

2年弱 前

解決済み


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

2年弱 前

解決済み


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

2年弱 前

解決済み


Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

2年弱 前

解決済み


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

2年弱 前

解決済み


Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

2年弱 前

解決済み


Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. http://en.wikipedia.org/wiki/Whole_numb...

2年弱 前

解決済み


MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

2年弱 前

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