# Logical Reasoning

## A Mathematical View of Clinical Work

by on April 6, 2015 · 7 comments

Whenever I mention working on models of clinical work or describing clinical care mathematically, the comments vary from how esoteric such an endeavor seems to protestations that medicine is an art.  Math is not out of place in medicine. In fact, it is part of everyday practice; it is simply not recognized as such. Back […]

## What Are You Trying to Infer? – Part 2

by on June 20, 2012 · 0 comments

Here is the solution to the puzzle.   The premises and rules of inference used at each step are provided after each conclusion.  The conclusions are numbered 1-4.   How did you do? For those who would like a more detailed explanation for why the converse and inverse forms are invalid, I have provided truth tables illustrating […]

## What Are You Trying to Infer?

by on June 18, 2012 · 0 comments

I have the unfortunate habit of reading comments on news sites.   Unlike the articles that precede them, comments are a free-for-all where logic rarely makes an appearance.   Interestingly, it really doesn’t matter whether the article is celebrity gossip or a research report, logic loses.   It’s easy to understand why. Logic is not a required subject […]

## If You Read This Post, Then You Will Be Smarter

by on March 12, 2012 · 1 comment

Having spent a few months studying logic and proofs, I find that I pay closer attention to the statements people make in everyday conversation.     One type of argument that I see misused is logical implication.   Implications are conditional statements of the storied: “if  statement-1, then statement-2” type (i.e. if p, then q).      The statement following […]