Zero Usefulness
Is Zero a Useful Number? There is no doubt about the usefulness of zero. It would be difficult to imagine ...
Month: September 2023
Mathematical Constants
Mathematical constants
What does the Minus Sign Represent?
Minus Sign Challenge Do you think you are familiar with the minus sign? Test yourself by taking the following challenge. ...
Learning Negative Numbers
Difficulty Learning Negative Numbers. The difficulty with learning negative numbers is widely acknowledged in the teaching profession. In Making Sense ...
Double Entry Bookkeeping and Negatives
Debits and Credits and Negative Numbers. Accountants have realised for a long time that negatives are very unsatisfactory so they ...
The History of Negative Numbers – Part 1
Early History. The history of negative numbers shows that they have not been widely accepted for long. Only positive rationals ...
The History of Negative Numbers – Part 2
Boost for Negative Numbers. The history continues with a boost for negative numbers from Leonardo of Pisa. He lived from ...
There are No Negative Waves
Subtraction without Negative Numbers. No one has ever shown me a negative wave because there are no negative waves. The ...
