Ex Parte Days for October, 2012 (all will be from 9:30 a.m. to 10 a.m.): 3 rd, 4 th, 9 th, 10 th, 11 th, 16 th, 18 th, 23 rd, 25 th, and 30 th. Ex Parte Days for November, 2012 (all will be from 9:30 a.m. to 10 a.m.): 1 st, 6 th, 7 th, 8 th, 27 th, 28 th, and 29 th.
A square number, also called a perfect square, is a figurate number of the form, where is an integer. The square numbers for, 1, ... are 0, 1, 4, 9, 16, 25, 36, 49, ... (OEIS A000290). A plot of the first few square numbers represented as a sequence of binary bits is shown above.
For any positive number there are two numbers you can square to get that number. For example there are two numbers you can square to get 9: 3 and -3. In general, for some positive number we will call x, the two numbers you can square to get x are called the square roots of x. One is the positive square root and the other is called the negative square root. The positive square root of 9 is 3 and the negative square root of 9 is -3. is the negative square root. is a reference to both square roots! (Note: The zero in front does not belong there! I myself have used the phrase square roots must be positive.