Joon Jeon

Attivo dal 2011

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Professional Interests: Economics, Environment, DICE, IAM analysis

Statistica

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Fsolve : I want to give a condition which is something should be bigger than something, how can I do it?
I am solving one objective function. And one of the conditions is that something is bigger than something. I can I write t...

oltre 13 anni fa | 2 risposte | 0

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Domanda

differentiation in enonymous function condition
I have an objective function which contains some function which must be differentiated before I use the object. The obj functi...

oltre 13 anni fa | 1 risposta | 0

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Domanda

A little bit tricky 2d plots
I have three (100*2) matrix. (saying A, B and C) Each column must be graphed against 1:100. 1. Firstly, if I want to show ...

oltre 13 anni fa | 1 risposta | 0

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Domanda

loop intial guesses in fsolve
I am trying to solve some equations by using solve. Actually I did it. But this time, I am trying to vary some parameters. ...

oltre 13 anni fa | 2 risposte | 0

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Domanda

Basic 2D graph from 3D matrix?
I just began to use 3D matrix and have a problem when plotting it. I have a matrix of 2 by 2 by 10. It is that I have 10 page...

oltre 13 anni fa | 1 risposta | 1

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Domanda

Nesting the value of variable in fsolve?
I am trying to nest a variable in function f(E). And thes variable, say V, is also a function of E. For example, V=exp(...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Ok, I am still struggling fsolve with 'index exceeds matrix deminsion' error issue. Need your advice!
I am trying such as following code. But it keeps giving "index exceeds matrix dimension error" g=0.03; %gamma b=0.45;...

oltre 13 anni fa | 1 risposta | 0

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Domanda

using explcit parameters in fsolve gives error, how to solve this?
I have numerical values assigned to several parameter. Using these parameters, I want solve fsolve such as below. But it k...

oltre 13 anni fa | 2 risposte | 1

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Risposto
Simple 2D plot; Any way I can use String for xtick?
I added xlim([0.8, 4,2]); to make it look neater.

oltre 13 anni fa | 0

Domanda

Simple 2D plot; Any way I can use String for xtick?
I am going to put four ticks on horizontal axis such as t=1:1:4 However, actually, each number implies scenarios. So,...

oltre 13 anni fa | 2 risposte | 0

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Domanda

Here simple code keeps freezing my matlab, guess why?
Hi, the following code keeps my matlab freezed(busy). And it never get solved! y=[9048;4807;3393;2686;2262;1980;1778;1626;...

oltre 13 anni fa | 1 risposta | 0

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Domanda

loop with fzero
My goal is to derive x from such equation as for i=1:9 z(i)=fzero(@(x)gamma/(R-(1+phi(1)*x)*(1+phi(2)))-tauA2(i)-((1+alpha...

oltre 13 anni fa | 1 risposta | 0

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Domanda

Simple question. Using 'solve' with vectors
Hi, I am a matlab rookie. Since I am doing simulation work recently, I start to learn matlab from A, again. Here is my quest...

oltre 13 anni fa | 1 risposta | 0

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Domanda

How to bring Quartly format time excel data to matlab
Hi. I'm about to bring time data from matlab. But the problem is that this data is 'quarterly' form such as time 198...

oltre 14 anni fa | 2 risposte | 0

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Domanda

Converting to quarterly time from xls
I have a excel(xls) data in which the first column is time variable (quarterly from 1978q1 to 2011q1). How can I bring this int...

oltre 14 anni fa | 1 risposta | 0

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Domanda

Deriving Max with fmincon when contraints differ
I am about to derive maximum values under linear contraint. Exactly describing Target function is function f = utility...

oltre 14 anni fa | 1 risposta | 0

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