Yutaka Yamada
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3 of your answers have been accepted
Awarded to Yutaka Yamada on 24 May 2021
Provide your first answer ever to someone else's question
Awarded to Yutaka Yamada on 24 May 2021
Solve a problem for the first time
Awarded to Yutaka Yamada on 12 Apr 2018
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Solved
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...
4 mesi ago
Solved
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
4 mesi ago
Solved
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
4 mesi ago
Solved
Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...
4 mesi ago
Solved
Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...
4 mesi ago
Solved
Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
4 mesi ago
Solved
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
4 mesi ago
Solved
Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.
4 mesi ago
Solved
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
4 mesi ago
Solved
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 ...
4 mesi ago
Solved
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
4 mesi ago
Solved
Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...
4 mesi ago
Plotting Curves Python: How to include step size
Hi, please try below. import matplotlib.pyplot as plt import numpy as np t = np.arange(-1.2, 1.2, 0.01) x1 = np.exp(t) x2 =...
4 mesi ago | 2
| accepted
readtable is not reading the time 12:00:00 AM?
Hi, Recentely I've tried similar thing. Please try below code. opts = detectImportOptions('readTime.xlsx'); opts.VariableTyp...
4 mesi ago | 0
How to read time as string data from excel file
How about the below code if you want to use readtable? opts = detectImportOptions('readTime.xlsx'); opts.VariableTypes = 'date...
4 mesi ago | 1
| accepted
HYSYS optimisation using MATLAB
Hi, I don't know much about HYSYS. But the below article would be good reference as for the optimization of process simulation. ...
4 mesi ago | 0
| accepted
Array indices must be positive integers or logical values.
It seems that Elev1 is the initial elevation. I think it's better to get the array size first like below. Otherwise the array s...
4 mesi ago | 0
| accepted
凡例のフォントを指定する方法
こちらのリンクを見た感じでは、凡例に対して以下のような形で指定できるのではないかと思います。 ご質問の意図と違っているかもしれませんが、試してみていただければと思います。 lgd = legend('a','b','c'); lgd.FontName...
4 mesi ago | 2
| accepted
Solved
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
7 mesi ago
Solved
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
7 mesi ago
