# Gautam

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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:...

bijna 4 jaar ago

I'm doing predictive torque control in simulink, while running I'm getting error as variable x_opt is not fully defined on some execution paths. How to correct the program? Can any one send the code for it?

The error would indicate that when you create your function and if you have implemented if-elses or multiple ifs and in one of t...

bijna 4 jaar ago | 0

Nonlinear State-Space simulation

1) You can use ode45 for solving these equations in MATLAB (Refer the examples here to understand how to use ode45 for solving n...

bijna 4 jaar ago | 0

Add dates in x-axis

Referring the doc: datetick is useful when plotting numeric values that are serial date numbers. Days is just an array of numbe...

bijna 4 jaar ago | 0

| accepted

Livescript: having an output below a section

Click on the option 'Output inline' on your live-script

bijna 4 jaar ago | 0

| accepted

Writing an Optimization Problem

I know you want to find optimal values of x&y, but while using fmincon or any of the optimization routines, you should pass only...

bijna 4 jaar ago | 2

how to delete (all) Requirement Traceability links of Stateflow transition-lines by command

I'm assuming that you have your 55x1 array of transition objects with you. Post that you can use 'rmi' API to programmatically h...

bijna 4 jaar ago | 0

| accepted

Fixing errors to run an electric vehicle simulation

There is a 'solver configuration' block in Simscape -> Utilities library. You need to add it to any part of your Simscape networ...

bijna 4 jaar ago | 0

How to take user input values to create a row vector and column vector?

Try inputdlg instead. a = str2num(char(inputdlg('Enter a: '))); b = str2num(char(inputdlg('Enter b: '))); c = a*b;

bijna 4 jaar ago | 0

| accepted

Extract Text from Model Info Block

You can use get_param to query info populated in 'Model Info' block in your model. For instance, if the name of the model is 'sa...

bijna 4 jaar ago | 0

Solved

Interpolator

You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

bijna 4 jaar ago

Solved

"mirror" matrix

Create n x 2n "mirror" matrix of this type: Examples For n = 2 m = [ 1 2 2 1 1 2 2 1 ] For n = 3 m = ...

bijna 5 jaar ago

Solved

Implement simple rotation cypher

If given a letter from the set: [abc...xyz] and a shift, implement a shift cypher. Example: 'abc' with a shi...

bijna 5 jaar 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 ...

bijna 5 jaar ago

Solved

Distance walked 1D

Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

meer dan 7 jaar ago

Solved

Create a row array using double colon operator

Create a row array from 9 to 1, using the double colon operator.

meer dan 7 jaar ago

Solved

The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

meer dan 7 jaar ago

Solved

Which values occur exactly three times?

Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

meer dan 7 jaar ago

Solved

How to find the position of an element in a vector without using the find function

Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

meer dan 7 jaar ago

Solved

Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

meer dan 7 jaar ago

Solved

Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

meer dan 7 jaar 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...

meer dan 7 jaar ago

Solved

Check if sorted

Check if sorted. Example: Input x = [1 2 0] Output y is 0

meer dan 7 jaar ago

Solved

Nearest Numbers

Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

meer dan 7 jaar ago

Solved

Reverse the vector

Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

meer dan 7 jaar ago

Solved

Back and Forth Rows

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

meer dan 7 jaar ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

meer dan 7 jaar ago

Solved

Project Euler: Problem 1, Multiples of 3 and 5

If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

bijna 8 jaar ago

Solved

Project Euler: Problem 10, Sum of Primes

The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

bijna 8 jaar ago

Solved

Summing digits

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

bijna 8 jaar ago