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Introduction Sine, one of the fundamental trigonometric functions, plays a crucial role in various fields, including mathematics, physics, engineering, and computer science. Its calculation is not trivial, especially when it comes to implementing it in electronic calculators, where efficiency and … Read More

Lots of calculators offer the capability to solve arbitrary equations. Even if they are not, they implicitly use it for calculating square roots. In Algeo, for example, it is also used for snapping points on a graph to minimums and … Read More

In school, we all learn how to multiply add and divide numbers. They are simple algorithms and it is easy to conceive how computers perform the same kind of calculations. And this is mostly what happens: instead of decimals, a … Read More

The CoordinatorLayout view in Android lets you create views that change their positions relative to each other. You can attach Behaviors to the children of a CoordinatorLayout that control how one view should change its properties relative to others. For … Read More

The calculator was recently featured on the App of the Day newsletter of https://downloadastro.com. It is a newsletter with more than 700k subscribers so we are quite proud of being part of it. The newsletter also contains a short interview … Read More

A little while ago I wanted to set up a small home server to host some pages. I could have just used some free web hosting but where is the fun in that? So I checked what old devices I … Read More

It’s been a while since we wrote a summary on the new features in the calculator. In this post, I’ll collect the latest updates. Let’s start with the function that most people asked for: basic statistical and probability functions! You … Read More

Since our last post, 4 updates were sent to Google Play. Many of these were small adjustments and bugfixes. But there are two large features I want to talk about now. First, we made the keyboard slideable. You can easily … Read More