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Do sequences have to have numeriacal terms? or can it have non-numerical terms too,for example,can this be a sequence {1} , {1,2} , {1,2,3} , ... ?
They needn't have numbers as terms. Sets and letters can also be sequence terms.
Here lies the reader who will never open this book. He is forever dead.
Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.
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one; two; three; .......
a; aardvaak; aback; abacus; ..........
Bob
Children are not defined by school ...........The Fonz
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei
Sometimes I deliberately make mistakes, just to test you! …………….Bob
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