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Finding the Least Common Multiple in Java 1. Overview The Least Common Multiple (LCM) of two non-zero integers (a, b) is the smallest positive integer that is perfectly divisible by both a and b. In this tutorial, we’ll learn about different approaches to find the LCM of two or more… Continue Reading java-least-common-multiple
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Mathematical and Aggregate Operators in RxJava 1. Introduction Following the introduction to RxJava article, we’re going to look at aggregate and mathematical operators. These operations must wait for the source Observable to emit all items. Because of this, these operators are dangerous to use on Observables that may represent very… Continue Reading rxjava-math
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Matrix Multiplication in Java 1. Overview In this tutorial, we’ll have a look at how we can multiply two matrices in Java. As the matrix concept doesn’t exist natively in the language, we’ll implement it ourselves, and we’ll also work with a few libraries to see how they handle matrices… Continue Reading java-matrix-multiplication
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Java 8 Math New Methods 1. Introduction Usually, when we think about the new features that came with version 8 of Java, functional programming and lambda expressions are first things that come to mind. Nevertheless, besides those big features there’re others, maybe having a smaller impact but also interesting and… Continue Reading java-8-math
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An Introduction to SuanShu 1. Introduction The SuanShu is a Java math library for numerical analysis, statistics, root finding, linear algebra, optimization, and lots more. One of the things it provides is functionality for both real and complex numbers. There’s an open-source version of the library, as well as a version… Continue Reading suanshu
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Introduction to Apache Commons Math 1. Overview We’re frequently in need of using mathematical tools, and sometimes java.lang.Math is simply not enough. Fortunately, Apache Commons has the goal of filling in the leaks of the standard library, with Apache Commons Math. Apache Commons Math is the biggest open-source library of… Continue Reading apache-commons-math
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Using Math.sin with Degrees 1. Introduction In this short tutorial, we’ll look at how to calculate sine values using Java’s Math.sin() function and how to convert angle values between degrees and radians. 2. Radians vs. Degrees By default, the Java Math library expects values to its trigonometric functions to be in radians.… Continue Reading java-math-sin-degrees
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How to Round a Number to N Decimal Places in Java 1. Overview In this short article, we’re going to look at how to round a number to n decimal places in Java. Further reading: Number of Digits in an Integer in Java Learn different ways of getting the number… Continue Reading java-round-decimal-number
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