## Bezier curve : forcing a curve of 4 points to pass through control points in 3D space

I have read the thread to make this happen for 4 points but only in 2D space here . I have implemented the answer for 3D but only for 3 control points here I have read this post but don’t understand …

## How to calculate the coordinates of the second point on the map?

Example pictureI have the coordinates of the first point on the map, there is a distance between the points and there are degrees of rotation relative to the cardinal points (from the compass). Please …

## Rounding in Java using Math.random()

Suppose I write System.out.println (Math.random()*5); then one would obtain and output of x in [0, 4.9…]. But upon casting it as an integer, the result I continuously see (in my course) is [0, 4]. …

## (Java) Generating random number for division program

Hi I’m new to programming and I’m trying to make a division program that can generate 2 random numbers and the condition is that the first number must be more than the second and they give no …

## Math function to get output desired

I am currently learning the basic math functions and I am struggling to get this output for my homework. I think the wording is just making me more and more confused. Thanks in advance for your help! …

## Karatsuba Algorithm without BigInteger in Java, unexpected behaviour while recursion

So I want to run Karatsuba Algorithm without using class BigInteger in Java, so upon following the pseudo-code and this question, I came with the following code public static long recKaratsuba(long i1,…

## decimal value of the number formed by concatenating the binary representations of first n natural numbers

Given a number n, find the decimal value of the number formed by concatenating the binary representations of first n natural numbers. Print answer modulo 10^9+7. Also, n can be as big as 10^9 and …

## Java Evaluating RPN using Shunting Yard Algorithm

I have the shunting yard algorithm that I found online: import java.util.HashMap; import java.util.Map; import java.util.Stack; public class ShuntingYardAlgorithm { private enum Operator { ADD(…

## Determining divisibility of number by 11 for large numbers

I’m looking for a way to determine a large number is divisible by 11 My understanding: (sum of digits at even positions – sum of digits at odd positions) % 11 == 0 ==> yes This works for some …

## BigDecimal gives unexpected results for numbers larger than 7 or 0 decimal numbers

While trying to calculate a ratio of the volume of 2 objects, I noticed some weirdness in the calculation, here is a sample you can run for yourself: public class TestApplication { public static …