"The book of nature is written in the language of Mathematics." Galileo
Did you know: Mass of Gulfstream G650 business jet (45,400 kg) is 500 x Mass of lightest allowable Heavyweight boxer (90.8 kg)
If you appreciate this site, do us a favour and click on the ad above. We'll earn a penny or two and that will help us keep going.
You'll know that you have done a good thing for numeracy and rationality in the world!