1. Vectors[br]The random planes/lines generated are such that the lines/points of intersection produced can be expressed in terms of whole numbers. They are thus also suitable to be used for test or exam questions. [br][br]2. Hypothesis Testing[br]Each time the new problem button is clicked, the activity will alternative between the case of reject the null hypothesis and do not reject the null hypothesis. [br][br]3. The 2 mathematicians shown on the title page are Srinivasa Ramanujan and Leonhard Euler, regarded by many as among the greatest mathematicians of all times.