An open formula is a formula that contains at least one free variable. Some
educational resources use the term "
... is a "Sentence" ? Just like an English sentence, in mathematics a sentence
says something: ... Now ... what is a "Closed Sentence" or an "
Math definition for
Sometimes it is difficult to determine the truth value of a
It is necessary first to distinguish between open and closed sentences. An
a statement (as in mathematics) that contains at least one blank or unknown and that becomes true or false when the blank is filled or a quantity is substituted for ...
How to use
In this lesson, you will learn the definition of an
Example: 5 + n = 12. The