All Questions

76 views

Grid rows height & SpanFromAbove issue

I would like to understand why the following code produces such a different result (Mathematica 9, Win7). Is this a bug? Is there a way to avoid this line height problem? ...
78 views

Locators, lists of variable length, all in Manipulate

I'm trying to implement a complicated Manipulate[] interface. I'm not really interested in working code, but for those interested, I would like the program to allow you to drag around a variable ...
26 views

if f(x) is O(g(n)), then does it follows that h(f(x)) is in O(h(g(x))? [on hold]

if f(x) is O(g(n)), then does it follows that h(f(x)) is in O(h(g(x))? Can we prove or disprove it? In my class, we proved that nlogn is in O(log(n!)) But n^n is not in O(n!) It just feels weird.
159 views

Can I check if an expression is positive using assumptions?

I have the following notebook: ...
201 views

difficulty abstracting the OptionValue pattern

I am building lots of functions that use Options and OptionValue and wanted to reduce the redundancy in the expressions that ...
207 views

implement the ZOH in mathematica [on hold]

well I'm trying to implement the ZOH in Mathematica, but I can't. Take a look, this is my script: ...
85 views

Dual core CPU — Mathematica uses only 29% of one core [on hold]

I hope that this question hasn't been answered, yet. At least I couldn't find any answers to that for quite some time now. I am using Mathematica 9 on windows 8. I have two cores. My calculations ...
85 views

70 views

How to code a simple audio equalizer? [on hold]

I would like to code a simple Manipulate-based equalizer to make bass and treble adjustments in wav-file, but I haven't found any clues in documentation. Wiki says that I have to deal with linear ...
94 views

Plot help with axes coordinates

Plot[{4 - 2 y, (5 + y)/3}, {y, 1, 10}] How do I make Mathematica tell me the coordinates for cuts with the y-axis, other than just looking at it?
377 views

Estimate parameters of the state space model

I'm using Mathematica 9 and its Control Systems functionality. I've searched the references extensively but seem not to be able to find any examples of state space model parameters estimation. All ...
304 views

Proving (self) similarity with Mathematica - Reccurrence Plots, Similarity Plots etc

I posted this question in math.se but given the sheer tumultuous number of questions that keep appearing on math.se and also given that I am trying to accomplish this in Mathematica, I thought I'd ...
198 views

54 views

Blurred frontend text in Mathematica 10, Windows, High-DPI Display

So I have recently upgraded to a Windows ultrabook with a high-res display. All my software seems to cope just fine with the high resolution, except for Mathematica 10. Mathematica seems to pretend ...
23 views

In lambda calculus, can the parameter of abstraction be a non-variable lambda expression? [migrated]

In short, my main confusion is between the two concept variable and lambda expression: I am reading this reference here: ...
50 views

Optimization: run this process multiple times [on hold]

I am trying to minimize the objective function over [x,y]: Exp[x]*(4*x^2+2*y^2+4*x*y+2*y+1)+b subject to constraint ...
2k views

Given a Table of Plots with some parameter, how would I mark each of the plots with that parameter

I've got a two variable function that I'm plotting against one axis for a few different values of a parameter ...
17 views

Is it possible to pass a “shared” integer in librarylink?

MTensor supports shared pass, where the argument can be modified in the library function and that modification can be seen in Mathematica side. Is it possible to do the same thing to a integer or ...
157 views

Dynamically transform one Graphics to another

I would like to have two Graphics objects displayed side by side such that: they are mirror images of each other if I change the left-hand one interactively using ...