What is Reasoning?
Reasoning works by means of thinking along a line of reasoning. A line of reasoning is a line where each point in the line is a reason-computation that takes the conclusions from the previous point as that point’s premises, reasons what must be true if all those premises are true, forms conclusions, and then hands off those conclusions to the next point in the line to be the premises for the next point. Lines of reasoning prove things, but lines of reasoning must have their premises checked, especially if the conclusion turns out to be false or to resolve to a contradiction. To check a line of reasoning, you start at the conclusion and work your way back up to the start, confirming that each premise which was reasoned from was correct, and a key task is to look for hidden premises, things which were assumed for the analysis without awareness or without conscious thought and deliberation choosing to accept those premises before they were adopted. Assumptions, or what you take for grante...