Answered
how to use the 'solve' function?
sorry Carlos, it still does not work. i try it with this values (real ones): h = 1.3721, ho = 500, L = 20000, x = 54.8828, ...

mer än 11 år ago | 0

Answered
how to use the 'solve' function?
ok, thank you Carlos. i'll give it a try

mer än 11 år ago | 0

Answered
how to use the 'solve' function?
thats what im getting too. but i supose to have a numeric answer. i cant use the 'eval' function because it does not recogniz...

mer än 11 år ago | 0

Question

how to use the 'solve' function?
hello, im having problem trying to use the solve problem. it's not my first time using it but thata the first time its not wor...

mer än 11 år ago | 6 answers | 0

Question

solving equation with pde tool
hi, im am trying to solve this equation on a 2D domain: ni = H/2*cos(k*x-sig*t), water surface equation. i've created the ...

nästan 12 år ago | 0 answers | 0

Question

defining equation in pde toolbox
Hi, i wanted to ask if it is possible, after i created the geometry file and the boundry condition file, to define a different ...

nästan 12 år ago | 0 answers | 0

Question

how to create a geometry file from given borders?
hello, i have a question about creating geometry file for further use in pdetool. the area that i would like to create has tree ...

nästan 12 år ago | 0 answers | 0

Question

How to create geometry file
hello, i have a question about creating geometry file for further use in pdetool. the area that i would like to create has tre...

nästan 12 år ago | 0 answers | 0

Answered
creating a surf plot
so is there a way to do it with a different function? so i will maintain the original grid size?

ungefär 12 år ago | 0

Question

creating a surf plot
hi, i have a problem with the surf() function. if i have a 4*4 data matrix and im using the surf function i get a plot area d...

ungefär 12 år ago | 2 answers | 0

Question

interpolation after delaunay triangulation
is there a function that performs interpolation of data in a grid created by delaunay triangulation? for example: X = [1,3,6,2...

ungefär 12 år ago | 0 answers | 0

Question

Non numerical axis marks
hi, im trying to make a plot in which i have numeric data with a coresponding date for each data point. how can i make the mar...

mer än 12 år ago | 1 answer | 0

Question

Tidal prediction
Hello, im trying to perform tidal prediction. in order to do that i need to analyse the raw data from the mareograph and to get...

mer än 12 år ago | 2 answers | 0

Answered
fourier analisys - harmonic analisys
thank you. the units of the amplitude are the same as the units of the data? is it possible to get very lagre numbers at the f...

mer än 12 år ago | 0

Question

fourier analisys - harmonic analisys
hi, im doing work about tidal prediction. one of the steps requires calculation of amplitude and phase of some constituents. ...

mer än 12 år ago | 3 answers | 0