free variable

Let F be a formula in the language with one free variable.

An expression which contains no free variables is said to be 'closed'.

It has a single parameter: a list of free variables.

We start by considering program fragments, i.e. programs with free variables.

I.e., if there are any free variables in the function definition.

Therefore, the coordinates of all atoms are considered as free variables.

If you must use free variables, list them all in a comment at the point where the macro is defined.

Such a formula is equivalent to either true or false (since there are no free variables).

A closed term is one containing no free variables.

An expression in mathematics may represent multiple values if it has free variables.

Free variables become local variables if they are assigned to.

All the array elements are initialized to be free variables.

In the sentence above, the pronoun 'her' is a free variable.

These expressions contain one or more unknowns, which are usually called free variables.

Free variable, a symbol subsequently replaced by a value or string.

However, in mathematics, an expression with no free variables must have one and only one value.

A typing context assigns a type to each free variable.

In English, personal pronouns like he, she, they, etc. can act as free variables.

The problem is that the free variable x of t became bound during the substitution.

The free variables of p are the same as those of p.

When searching a solution, one or more free variables are designated as unknowns.

Conversely, a variable bound to some piece of data not containing any free variables is said to be ground.

First, replace any free variables in by constant symbols.

The first is a boolean expression representing all facts known about the process' free variables.

Various unifiers may produce expressions with varying numbers of free variables.