Gcd Software

Mathe-Trainer by Spieleverlag Schilken

This Math-Trainer runs on every java-Handy and trains mental arithmetic. The handy asks arithmetic problems and the faster you are the more points you get. Twelve types of the first rules of arithmetic you can choose. Scores are stored in handy.

handy java trainer arithmetic 1x1 math

UltraISO by EZB Systems, Inc.

Extract, edit, create and burn ISO/BIN files directly, make bootable CDs, and convert more than 27 CD/DVD image formats to ISO, BIN/CUE, Nero (.NRG) or CloneCD (.CCD/.IMG/.SUB) format. It can make image from CD/DVD-ROM, and handle disk image as well.

cd dvd image iso bin cue boot bootable winiso ultraiso edit convert create make copy burn record nrg cif mds cdi ccd img maker creator

UltraISO Media Edition by EZB Systems, Inc.

Extract, edit, create and burn ISO/BIN files directly, make bootable CDs, and convert more than 27 CD/DVD image formats to ISO, BIN/CUE, Nero (.NRG) or CloneCD (.CCD/.IMG/.SUB) format. It can make image from CD/DVD-ROM, and handle disk image as well.

cd dvd image iso bin cue boot bootable winiso ultraiso edit convert create make copy burn record nrg cif mds cdi ccd img maker creator editor extractor convertor

Googol+ by AtelierWeb Software

Arbitrary Precision Calculator for Windows with advanced features like factoring, continued fractions calculation, primality testing, factorials and much more.

googol+ arbitrary precision calculator factoring continued fractions primality testing gcd lcm base conversion combinatorics