Template:TopIntro

Include this template to insert a complete row into a tableau proof at the point at which an instance of the Rule of Top-Introduction is to be invoked.

Usage
This template can be invoked as:

where:
 * is the number of the line on the tableau proof where the Rule of Implication is to be invoked

|-
 * align="right" | ||
 * $\top$
 * Rule of Top-Introduction: $\top \mathcal I$
 * (None)
 * (None)