Assertion: trigonometric function's argument | /r/CapableOf | tend to the value
Facets:
value: in the table
type: LOCATION
Source sentences:
text: The symbol ∞ represents the point at infinity on the projectively extended real line; it is not signed, because, when it appears in the table, the corresponding trigonometric function tends to +∞ on one side, and to –∞ on the other side, when the argument tends to the value in the table.