Community Profile

photo

Marco Castelli


Politecnico di Milano

Last seen: 8 Monate vor Aktiv seit 2012

Followers: 0   Following: 0

Kontakt

Professional Interests: Civil and Structural Engineer

Statistiken

All
  • Scavenger Finisher
  • Thankful Level 1
  • First Answer
  • ASEE Challenge Master
  • Community Group Solver
  • First Review
  • Introduction to MATLAB Master
  • Famous
  • Cody5 Easy Master
  • Scholar
  • CUP Challenge Master
  • Quiz Master

Abzeichen anzeigen

Feeds

Anzeigen nach

Gelöst


N-th Odious
Given index n return n-th <https://oeis.org/A000069 odious number>.

11 Monate vor

Gelöst


Parasitic numbers
Test whether the first input x is an n-parasitic number: <http://en.wikipedia.org/wiki/Parasitic_number>. ( _n_ is the second in...

11 Monate vor

Gelöst


Bell Number calculator
Calculate a vector of Bell numbers for sets up to length n. Bell numbers are the maximum number of partitions of a set. See the ...

11 Monate vor

Gelöst


Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

11 Monate vor

Gelöst


Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

11 Monate vor

Gelöst


String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

11 Monate vor

Gelöst


Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

11 Monate vor

Gelöst


Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

11 Monate vor

Gelöst


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 count...

11 Monate vor

Gelöst


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) ...

11 Monate vor

Gelöst


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...

11 Monate vor

Gelöst


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

11 Monate vor

Gelöst


Put two time series onto the same time basis
Use interpolation to align two time series onto the same time vector. This is a problem that comes up in <http://www.mathwork...

11 Monate vor

Gelöst


Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching through thi...

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


Sum of series VIII

11 Monate vor

Gelöst


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?

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


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?

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


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

11 Monate vor

Gelöst


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)

11 Monate vor

Gelöst


Calculate Wind Chill Factor
The NWS Wind Chill Temperature (WCT) index formula for calculating the dangers from winter winds and freezing temperatures: Cal...

11 Monate vor

Gelöst


Snow Accumulation and Structural Risks To Residential Properties
The density of snow depends on the amount of liquid water it contains: Dry Snow is about 50 kg/m^3 Wet Snow is about 200 kg/m^...

11 Monate vor

Gelöst


Convert Volume Mixing Ratio to Density
The partial pressure of a constituent gas species of the atmosphere can be expressed in parts per million by volume. For exampl...

11 Monate vor

Mehr laden