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Jens Petit-jean


Last seen: presque 3 ans il y a |  Actif depuis 2020

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Question


How do I make this graph
Hey, I need to make a graph that show the differnce between 2 values for 1000 times, so 1000 times this: X1-X2=differnce. thes...

presque 3 ans il y a | 1 réponse | 0

1

réponse

Question


how to make a function call with 2 variables of second degree
Hi, how can I make a call function from thes equations. I know how to do it when there is only one variable with second degree b...

presque 3 ans il y a | 1 réponse | 0

1

réponse

Question


how to make a function of this system
how do I make a function of this ?

presque 3 ans il y a | 1 réponse | 0

1

réponse

Question


How to find equal quantity
Hello, I have a budget from 100000euro and 5 options wit prices 89.2592 35.1637 108.6419 83.2887 112.1572 in eur...

environ 3 ans il y a | 1 réponse | 0

0

réponse

Question


error with bndprice command
Hello, I always got the error 'CouponRate is required for all Bond instruments.' when using the bndprice command and I don't kn...

environ 3 ans il y a | 1 réponse | 0

1

réponse

Question


find a point on a graph
Hello, How can I find a point on this curve with y=1000, so what is the x-value when y=1000? Thanks in advance

environ 3 ans il y a | 2 réponses | 0

2

réponses

Question


fminsearch with 3 variables
Hello, How do I use fminsearch for a equation with 3 variables? f(x,y,z)=1-(x-1)^(2) * (y-1.7)^(2) - (y-1.5)^(2) * (z-2.1)^2 ...

environ 3 ans il y a | 1 réponse | 0

1

réponse

Question


Functions with 2 variables
How do you make a function (NOT an anonymous function) from this? "Als" means "if" Thanks in advance

environ 3 ans il y a | 2 réponses | 0

2

réponses

Question


How to program a function with 2 variables
Hello, I need to program this as a function (not as an anonymous, but as a function that you can use multiple times in other p...

environ 3 ans il y a | 1 réponse | 0

1

réponse

Question


3 equations 4 unknowns
hello, How do you make a matrix M 3x3 so the system is =k.MX (with X a 3x1 matrix [x,y,z] I think.) x=k.(1.y+6.z) y=k.(4.x...

plus de 3 ans il y a | 2 réponses | 0

2

réponses

Question


making a histogram goes wrong
hello, I have made a histogram with certain data. The histogram matches what I need to find, except for those little bars, wi...

plus de 3 ans il y a | 1 réponse | 0

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réponse

Question


how do I check if my graph cross verticle lines
hello, How can I check if my graph cross one of the verticle graphs x=1, x=2, x=3, X=4,X=5? thanks in advance

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


how to plot verticle lines?
Hello, How do I plot vercicle lines that go up to y-value 10? thanks in advance

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


how to solve a system of equations in matlab
hello, How do I solve this system of equations in matlab for F(-2:2) ? f(x)= x+2 if x<=0 -x+2 if x>0 Appa...

plus de 3 ans il y a | 2 réponses | 0

2

réponses

Question


checking input an integer greater than 0?
how can I check if my input is a integer greater than 0?

plus de 3 ans il y a | 3 réponses | 0

3

réponses

Question


making different numbers with same digits
hello, how do I make sure to find the next number greater and less than the number requested from the user, but it must conta...

plus de 3 ans il y a | 2 réponses | 0

2

réponses

Question


making matrices with 1 and 0
Hello, Is there a way to make this matrice or can you only type every number by yourself -1 0 -1 0 -1...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


making a matrice with conditions
Hello, I have a column variable with 20 random numbers between 0 and 19. How do I add +2 to all numbers but the numbers can b...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


making matrices with conditions
hello, 1) How do I make a 6x5 matrice with even whole numbers between 20 and 100 (with 20 and 100 included) 2)How do I make a ...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


square root on an interval
how to make a figure of the square root on the interval [0,2]. The figure should be smooth, not angular?

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


intrestberekening met bepaalde voorwaarde
Hallo, ik zit vast bij een oefening uit mijn boek. Ik moet uitzoeken hoe een lening kan verlopen bij een veranderlijke intrest. ...

plus de 3 ans il y a | 1 réponse | 0

0

réponse

Question


make different numbers with the same digits
I have to ask the user for a positive integer ( input=('give a positive integer') and then ask him through a menu if he wants to...

plus de 3 ans il y a | 2 réponses | 0

2

réponses