# Yvan Lengwiler

### University of Basel

Professional Interests: finance, asset pricing, auction theory, differential equations

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**Content Feed**

Submitted

X-13 Toolbox for Seasonal Filtering

Matlab toolbox providing access to X-13 seasonal adjustment programs of the US Census Bureau.

18 dagar ago | 39 downloads |

Turn logical matrix into string vector

(I wrote my answer as a comment above. Sorry. Here it is as a formal answer.) Of course, even if a solution does not appear to ...

3 månader ago | 0

how to reset drop down list(go to first option) when pushing any other button in App designer

Your ItemsData are strings app.ElementLisDropDown.ItemsData = {'1', '2', '3', '4', '5'}; but the value you assign is an intege...

6 månader ago | 0

For loop: access values in between steps

for i = 1:3:100 %do something with rows 1, 4, 7, 10, ... end for i = 2:3:100 %do something with rows 2, 5, 9, 11, ...

6 månader ago | 0

| accepted

Submitted

Import PWT, MPD, and JST Databases

Downloads the Penn World Table, the Maddison Project Data, and the Jordà-Schularick-Taylor Data from the web.

nästan 2 år ago | 2 downloads |

Submitted

getxls

GETXLS is a GUI that allows you to easily transfer data from an Excel file into Matlab's workspace.

nästan 2 år ago | 3 downloads |

Question

Read VBA Module in Excel via ActiveX

I run ML 2019a. I know how to connect with the Excel COM server. I know how to read and write material from and into an Excel sp...

nästan 2 år ago | 0 answers | 0

### 0

answershow to add a separator line in popup uicontrol?

Here's a solution to this problem. function MyGUI hline = '--------------------------------'; % string for a h...

ungefär 5 år ago | 0

Submitted

logticks

logticks replaces the y-axis ticks of a logarithmic graph with the non-logarithmic values.

mer än 5 år ago | 2 downloads |

Question

copy a dynamicprops object by value

I've created a class that is a subclass of dynamicprops, classdef myclass < dynamicprops When I create an instance of t...

mer än 6 år ago | 0 answers | 0

### 0

answersSubmitted

The X Collection

Collection of programs that ease interaction with Excel files.

mer än 6 år ago | 3 downloads |

Submitted

Straightforward COPY and PASTE functions

Allows very simple manual exchange with other applications through the clipboard.

mer än 6 år ago | 5 downloads |

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...

ungefär 9 år ago

Solved

So many choices

For inputs _n_ and _k_ (in that order), output the number of ways that k objects can be chosen from amongst n distinct objects. ...

mer än 9 år ago

Solved

Find the sum of the elements in the "second" diagonal

Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

mer än 9 år ago

Solved

Make one big string out of two smaller strings

If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

mer än 9 år ago

Solved

Remove NaN ?

input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

mer än 9 år ago

Solved

De-dupe

Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

mer än 9 år ago

Solved

the fly, the train, the second train, and their Zeno's paradox

*You have heard this one*: A train leaves station _A_ and travels with constant velocity _v1_. A second train leaves station _B_...

mer än 9 år ago

Solved

System of equations

Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...

mer än 9 år ago

Solved

Program an exclusive OR operation with logical operators

Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

mer än 9 år ago

Solved

Right and wrong

Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

mer än 9 år ago

Solved

All your base are belong to us

Find the base _b_ logarithm of the input decimal number _x_. Express the output as a decimal number. The first argument is the n...

mer än 9 år ago

Solved

Triangle Numbers Below N

This is an offshoot of <http://www.mathworks.com/matlabcentral/cody/problems/5-triangle-numbers Cody Problem 5: Triangle Numbers...

mer än 9 år ago

Solved

Test for balanced parentheses

Given the input inStr, give the boolean output out indicating whether all the parentheses are balanced. Examples: * If ...

mer än 9 år ago

Solved

Sorting

Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

mer än 9 år ago

Problem

Sorting

Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

mer än 9 år ago | 2 | 274 solvers

Solved

surface of a spherical planet

you just discovered its circumference, that is the input.

mer än 9 år ago