Around 650 AD negative numbers came into existance and we broke free from our philisophical chains http://lessonpeer.com/drhillteach/Indians%20Claim%20Negative%20Numbers.mp4
Around 650 AD negative numbers came into existance and we broke free from our philisophical chains http://lessonpeer.com/drhillteach/Indians%20Claim%20Negative%20Numbers.mp4