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P(x, Y) Is a Predicate and the Universe for the Variables

question 147

True/False

P(x, y) is a predicate and the universe for the variables x and y is {1, 2, 3}. Suppose
P(1, 3), P(2, 1), P(2, 2), P(2, 3), P(3, 1), P(3, 2) are true, and P(x, y) is false otherwise. Determine whether
the following statements are true.
- yx(xyP(x,y))\forall y \exists x ( x \leq y \wedge P ( x , y ) )


Definitions:

Append Only

A characteristic of data storage operations where new data can be added, but existing data cannot be modified or deleted.

Long Text

A data type used in databases for storing large amounts of text, allowing for characters such as letters and numbers and potentially very large blocks of text.

Caption Property

An attribute in graphical user interface design that specifies the text label for a control or form element.

Field Name

The identifier or name assigned to a column in a table or a data structure, representing the type of data it holds.

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