warnerchang
Never be afraid to try something new
MATLAB
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MATLAB Central Community 20 Year Anniversary Mini Hack participant badge
Awarded to warnerchang on 11 Nov 2021
MATLAB Central Community 20 Year Anniversary Treasure Hunt participant badge
Awarded to warnerchang on 22 Sep 2021
Accept 5 answers given by other contributors
Awarded to warnerchang on 11 Apr 2022
Solve all the problems in Cody Problems in Japanese problem group
Awarded to warnerchang on 01 Jan 2022
Solve all the problems in Cody5:Easy
Awarded to warnerchang on 23 Dec 2021
Download any 10 unique submissions
Awarded to warnerchang on 01 Feb 2021
Solve all the problems in Cody Challenge
Awarded to warnerchang on 22 Dec 2021
Solve all the problems in Number Manipulation II problem group
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Solve 500 problems
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Create a problem
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Solve all the problems in Draw Letters problem group
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Solve all the problems in Sequences & Series II
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Content Feed
Question
Ｌｉｍｉｔ ａｎｇｌｅ ｉｎ ［－９０，９０］ ｄｅｇｒｅｅ
Aｓ Ｉ ｗａｓ ｕｓｉｎｇ ｏｄｅ４５ ｔｏ ｓｏｌｖｅ ＯＤＥｓ， Ｉ ｄｏ ｎｏｔ ｋｎｏｗ ｔｏ ｌｉｍｉｔ ｔｈｅ ｒｅｓｕｌｔ ｉｎ ［－９０，９０］ ｄｅｇｒｅｅ． Ａｎｙｏｎｅ ｍａｙ ｐｒｏｖｉｄｅ ｓｏｍｅ ｈｅｌｐ？
19 days ago | 1 answer | 0
1
answerQuestion
label is not at the center of axes
when I was plotting a 3D line, I tried to use xlabel/ylabel to make a axis label. However, I found these labels are not at the c...
1 month ago | 1 answer | 0
1
answerQuestion
how can I change lighting using codes?
Now, I plot a figure, however, it is dark. And I use the button to change the lighting, I am wondering whether there exists a me...
1 month ago | 1 answer | 0
1
answerQuestion
How to define a colormap easily
I tried to define a colormap, however it is rather difficult, because I have to choose a value and then I see what the color it ...
1 month ago | 2 answers | 0
2
answersQuestion
what is the time complexity of function 'reshape'
anyone knows what is the time complexity of function 'reshape'?
1 month ago | 2 answers | 0
2
answersQuestion
why use limit function goes wrong
syms x f=(2/pi*atan(x))^x; limit(f,x,inf,'right') Prompt：Inconsistent limit direction. however，I tried to transform the f...
1 month ago | 1 answer | 0
1
answerQuestion
How to adjust the brightness of an image in YCbCr color space
anyone know how to adjust the brightness of an image in YCbCr color space?
1 month ago | 1 answer | 0
1
answerQuestion
Why two methods give different results, and which is correct?
I use ode15i and ode45 to solve an implicit function, however two methods give different results, which is correct? clear clc ...
2 months ago | 1 answer | 0
1
answerQuestion
why it will go wrong using 'cell'?
Recently, I ran two codes as follow: a={[],[]};a{1}(a{1}==3)=[]; % it will go wrong b=cell(1,2);b{1}(b{1}==3)=[];
2 months ago | 1 answer | 2
1
answerSolved
文字列の最初と最後の文字だけ抜き出しましょう。
文字列の最初と最後の文字をつなげて返すような関数を作成しましょう。 もし文字が一つしかない場合、その文字は最初と最後の文字のため、関数はその文字を二回返すようにしておきましょう。 例: stringfirstandlast('borin...
5 months ago
Solved
対称で、n*2n のサイズの行列を作成しましょう
サイズが n*2n の "mirror" 行列（対称行列）を作成しましょう。 例: n=2 の場合、以下のような出力を返します。 m = [ 1 2 2 1 1 2 2 1 ] n = 3 の場合、以下のよう...
5 months ago
Solved
英語の文章内の母音を取り除くコードを書きましょう。
与えられた英語の文章内の母音を取り除きましょう。 例: 入力 s1 が 'Jack and Jill went up the hill' の場合、 出力 s2 は 'Jck nd Jll wnt p th hll' * (英語版) ...
5 months ago
Solved
テレビのサイズを求めてみよう
あなたは電気屋で働いています。 あなたの電気屋にテレビを買いに来たお客さんに「何インチのテレビを買いたいのか」と質問したところ、対角線の情報しかわからないと言われてしまいました。 しかし、テレビのインチを知るには、幅と高さの情報が必要です。 ...
5 months ago
