Alcula now features a simple statistics calculator for calculating averages (mean, median and mode) and measures of dispersion (standard deviation, ranges etc.) from a set of numerical values that you provide. You can paste your data from a spreadsheet or a text file or enter the individual values manually.
Posts Tagged ‘Online Calculator’
The new Statistics Calculator
Friday, May 21st, 2010Scientific calculator skins
Monday, March 8th, 2010Following the nice comments received about the new calculator’s functionality, and since no new bugs were reported, I had time to work a bit on the look and feel of the calculator. The new version adds two user selectable skins: ‘Wooden’ and ‘Smoke’, the original look is now called ‘Classic’. Here they are:
Following the nice comments received about the new calculator’s functionality, and since no new bugs were reported, I had time to work a bit on the scientific calculator’s look. The new version adds two user selectable color themes: ‘Wooden’ and ‘Smoke’, the original theme is now called ‘Classic’.
Wooden
Complex Numbers Calculator (The Square Root of -1 is not NaN)
Tuesday, January 19th, 2010The online scientific calculator now supports complex numbers operations. Complex numbers can be input in Cartesian, Polar, or Exponential form. You can also use the calculator to convert to and from cartesian, polar or exponential. Read on to find out more.
The Online Scientific Calculator for Complex Numbers
Scientific Calculator Notation and Precision
Monday, January 11th, 2010How to change the notation and precision displayed by the online scientific calculator
The latest release of the online scientific calculator includes a new functionality: The preferences window. Here you can set the display format for the calculator results. This article gives a bit more information on how the calculator stores numbers internally, it’s precision limitations and explains how to use this new feature.
How to use the Random Function of the Scientific Calculator
Thursday, December 17th, 2009As seen in a previous post, the new online scientific calculator now has a random generator function. This article describes the new function in detail and how to use it for generating random integers within a specified interval or for simulating random events such as the rolling of a dice.
Using the Random Integer Function on the Scientific Calculator
Least Common Multiple (LCM) and ROUND functions added to the calculator
Wednesday, December 9th, 2009The LCM and ROUND functions have been added to Alcula’s Online Scientific Calculator’s release 0.7.
This article describes what they are and how to use them.
INT and GCD, new functions of the Online Scientific Calculator
Tuesday, November 3rd, 2009With the latest release (0.6) of the Online Scientific Calculator, come two new functions: INT (Integer) and GCD (Greatest Common Divisor). Here is a brief explanation of how they work and why they are useful.
The RPN Calculator
Tuesday, October 27th, 2009Alcula’ has finally a simple RPN calculator. It’s a very simple small program entirely written in Javascript that loads lightning-fast, ideal for slow internet connections. This article describes how it works.
Edit and Drag Functions
Tuesday, October 20th, 2009A few more improvements to the Online Scientific Calculator…
After implementing functions, in last version, this new release, 0.5, brings a bit of polishing to existing functionalities.
Here is what you will find in the new version:
- You can edit an existing function by clicking on it’s body
- The User Function window is now hidden automatically if no function is defined.
- The User Function window resizes to show the full text of the function.
- You can now drag a function from the User Function List to the calculator.
- Bigger keyboard and display for easier reading.