# Questions tagged [rounding]

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### Rounding the solution of NSolve

How do I round x and y solved in the equation to only integer solutions? I get an error no matter where I put ...
1 vote
109 views

### Smooth out numerical fluctuation at known point

I have the following function ...
1 vote
85 views

### Am I losing precision in manually entered equations?

I am using the following code to calculate the two solutions of a quadratic equation in the variable t. ...
1 vote
150 views

### How can I get these decimals formatted properly?

It's nothing serious, but I was just wondering. I have a large number of floating point numbers which I write to a file. Mathematica writes each number with 17 decimal positions, which is way more ...
624 views

### Rounding Real number

I have real numbers in array, I want to round (or truncate) these numbers to 2-digit after decimal point, then I want to write values to Excel File For example if I have ...
1 vote
64 views

### Rounding Issue with a number containing ""

I would like to round a number saved in a weird format (I have no idea what the "" means, could someone explain?) to 3 digits: ...
125 views

### Round to certain values

For a program I write I need some optimal values. I calculated them using Mathematica and I get something like this: ...
161 views

### Rounding corners of lines

I can easily produce rectangles with rounder corners using RoundingRadius. However, I am unable to do for an open curve ...
48 views

### What is the limit of digits to show in the conversion of an exact number to an Arbitrary Precision Number?

By executing something like N[π, c] what is the maximum positive integer value c can have until the output is compromised by ...
283 views

1 vote
5k views

### Rounding a number to decimal places and keeping a trailing zero

It's often useful for me to round numbers to some decimal place for printing on a graph or figure. I usually do this by: ...
1 vote
127 views

### How can I Influence the number of digits when printing a polynomial expression or when I want to make it a String?

I have an expession (it is the result of Fit) but I want to print or display an abbreviated form with all numbers in it rounded to say 6 decimal digits. ...
93 views

### Why does Mathematica round numbers in this way where the fractional part is 0.5? [duplicate]

I was trying to comment on sequence https://oeis.org/A047229 in the OEIS, when one of the editors pointed out that the rounding is done wrong in this Mathematica one-liner: ...
1 vote
453 views

### Chop not working [closed]

I am running a function that has a large output in matrix format with small, complex parts added to the numbers- basically a rounding error. I am trying to use Chop to obtain use-able results, but ...
292 views

### Create an accumulator array from a function

I am making some images for a project about the hough transform line detection, I am showing the slope-intercept form , the normal form and their accumulator arrays to show the peaks. I am kind of new ...
565 views

### Opposite Collatz Conjecture

I'm trying to explore what would happen if you change the collatz conjecture to flip the equations for odds and evens. So if you have an even number you multiply by 3, add 1, and divide by 2. If you ...
1 vote
230 views

### Keep leading/trailing zeroes (like Defer except with numbers) in a given number

I'm trying to write a function that counts the number of significant figures a given number has so I can ensure my calculations are rounded correctly; however, I am having a lot of trouble preventing ...
343 views

### Why doesn't the Round function work on decimals and how to fix it or work around it [duplicate]

I'm trying to specify yaxis tick labels from 0 to 1.0 in steps of 0.1. This is what I get: ...
1k views

### Round vs. Floor vs. Ceiling for non-integers non-orders-of-magnitude

I understand that Round give the nearest even integer for cases where the number is between two integers, i.e. Round[2.5] = 2 ...