Tagged Questions

Mathematica's Interval Arithmetic is capable of handling the uncertainty in a rational manner

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2
votes
1answer
174 views

How can I plot a circular region and lines?

I am having difficulty plotting something along these lines in Mathematica. I will explain what is going on here. Basically, I am solving an interval equation $ax=b$, in the first example $a = [1, ...
4
votes
2answers
86 views

Remove singleton from Interval

I am using operations over Interval and the result of an intersection (or union) contains some singletons. Would it be possible to remove them ? Example: ...
6
votes
2answers
130 views

Intersection of lists of disjoint intervals

Here is my problem: I have two very large lists of intervals (stored as many couples in the form {{"start point", "end point"}, ..., {"start point", "end point"}), ...
-2
votes
1answer
82 views

Plot various functions in different intervals [closed]

I need to do some really easy in WolfarmAlpha online. I want to to plot 2x for {1 to 3} and ...
1
vote
2answers
208 views

A fast way to compare interval

I have a list of intervall. Some of these intervals are disjoint, some are overlapped and some are included in others. To leave no ambiguity about my explanation, you can see the following examples: ...
1
vote
1answer
53 views

How do assign an interval of values to a variable in order to use them in a function?

From my code (below) I have K1 and K2 set to zero in order to test this numerical method. However, K1 is on an interval from 0 to 32, and K2 is on an interval from 0 to 8. I would like to know if ...
-3
votes
2answers
110 views

Find the value by using FindRoot command [closed]

The equation x^4-3 x^3 = cos(3x)+3 has two real solutions on the interval from -10 to 10. Lets call these two solutions r and s. Use Mathematica's FindRoot command to find r and s. Now let M equal the ...
3
votes
4answers
102 views

how do I can create a list of the first interval such as [-10+Sin [k], 10+Sin [K]]

A (k) =the closed interval [-10+Sin [k], 10+Sin [k]] How do I can create a list of the first 20 of such interval The find the intersection of the first 14 of them
3
votes
2answers
246 views

Converting inequalities to intervals

I have an inequality, ie: 1.57116 < g < 14.1405 There will be a large set of similar inequalities, and I want to find the intersection of them all. I figured it would be easier to convert the ...
2
votes
2answers
489 views

How to plot function over interval returned by Reduce[]

Let $f(x) = (x^2 + 1) / x$. I need to plot the function for the values of $x$ in which the square of the function is larger than 4, and its cube is smaller than 64. So I used ...
15
votes
3answers
776 views

Can Mathematica Handle Open Intervals? Interval complements?

Open Intervals Following up on this question, I was wondering whether Mma can handle open intervals. For example, the union of the intervals, $$1<x<5$$ and $$5<x<8$$ should not ...
2
votes
1answer
905 views

Union and Intersection of intervals

I have two sets $A = \{1 \leq x \leq 5\}$ and $B = \{5 \leq x \leq 8\}$. Now I want to find the Union and Intersection of $A$ ...