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Jean-Marie Sainthillier


Skinexigence

Last seen: 1 day ago |  Active since 2012

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Spoken Languages:
English, French

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  • Treasure Hunt Participant
  • Thankful Level 2
  • First Answer
  • Indexing III Master
  • Strings III Master
  • Matrix Manipulation II Master
  • R2016b Feature Challenge Master
  • Sequences And Series I Master
  • Word Puzzles Master
  • Likeable
  • Indexing V Master
  • Matrix Patterns III Master

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Solved


Pseudo-vampire number
refer to <https://en.wikipedia.org/wiki/Vampire_number> Given a number x, determine whether it is a pseudo-vampire number. A p...

19 days ago

Solved


Compute the nth term from the Sieve of Flavius Josephus

22 days ago

Solved


Characterize the final state of another digit inventory sequence

23 days ago

Solved


Characterize the final state of the digit inventory sequence

23 days ago

Solved


Find the nth term in the digit inventory sequence

26 days ago

Solved


Deduce the pattern behind the sequence

27 days ago

Solved


Find terms in the Connell sequence

29 days ago

Solved


Generate a list of composite numbers

29 days ago

Solved


Compute the harmonic numbers
The nth <https://mathworld.wolfram.com/HarmonicNumber.html harmonic number> is defined as the sum of the reciprocals of the inte...

29 days ago

Question


Dot notation and curly braces with TABLE
I don't understand clearly the difference between T.(expression) and T{:,expression} notation. For example : load patients d...

4 months ago | 2 answers | 1

2

answers

Question


Problem with direct calculation on table with std and "omitnan"
Since R2023a, it is possible to perform calculations directly on tables (and timetables) without extracting their data by indexi...

5 months ago | 1 answer | 0

1

answer

Solved


expand intervals vol.3
This is the next problem after <http://www.mathworks.co.uk/matlabcentral/cody/problems/2528 2528> and <http://www.mathworks.co.u...

9 months ago

Solved


Interpolated Value Between Two Points
Given two points, and , a new location x, and a method "linear" or "cubic", return the value of a linear or cubic interpolant t...

9 months ago

Solved


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...

9 months ago

Solved


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...

9 months ago

Solved


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...

9 months ago

Solved


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...

9 months ago

Solved


Estimating Euler's (Oi-ler-z) Number
Euler's number is an irrational constant given by Starting with x=0, count the number of times you can add a uniformly distrib...

9 months ago

Solved


Generate Pascal's Triangle Matrix
Pascal's triangle is an arrangement of numbers where each value is the sum of the values adjacent to it in the previous row: ...

9 months ago

Solved


Next Tribonacci Number
The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...

9 months ago

Solved


Generate Tribonacci Sequence
The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...

9 months ago

Solved


Dartboard Average II
A dartboard arranges the numbers 1 to 20 such that each value is typically flanked by quite different values - for example, 20 i...

9 months ago

Solved


Determine if vector has any zeroes
Return 1 if vector has atleast 1 zero, else return 0

9 months ago

Solved


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...

9 months ago

Solved


Create block matrix of integers (j+k-1) - Part II
Given m, n, p, and q, create an m-by-n matrix made up of submatrices, each sized p-by-q (if possible - the last row and column o...

9 months ago

Solved


Triangle Coordinates
Given a natural number n, return two -element vectors, x and y, containing the coordinates of a triangular arrangement of points...

9 months ago

Solved


Angle Between Analog Clock Hands
Given a datetime variable t, return the angle (in degrees) between the hour and minute hands of an analog clock at the time repr...

9 months ago

Solved


Possible Rugby Scores
Given a natural number s (> 4), representing a rugby team's score, return an n-by-3 matrix representing all n possible combinati...

9 months ago

Solved


Extract the Acrostic Message
An acrostic cipher is a way of embedding one message within another by taking the first (or last) word of each line. Given a str...

9 months ago

Solved


Boustrophedon
Given a vector v and a positive integer n, return an m-by-n matrix containing the elements of v row-wise, alternating left-to-ri...

9 months ago

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