## Frisbee Physics: A look at PTC Mathcad Express and PTC Mathcad

I just love problems that can be solved more than one way. After two PTC Mathcad worksheets modeling frisbee flight (see recent blog), I wanted to solve the same problem in PTC Mathcad Express. The ‘Express’ version is free and understandably comes with limitations. Specifically, it does not support Programming nor Solve Blocks – the two features used to solve …

Posted in Mathcad, Uncategorized | | 1 Comment

## Calculating the Probability of Failure for Anti-Friction Bearings in Mathcad Prime 2.0

*Guest blog by Dirk Jordan, PTC Mathcad Senior Technical Sales Specialist* For a German tier one automotive supplier, calculating the probability of failure for anti-friction bearings is a critical task. These bearings are used in high-pressure pumps and other components within all types of vehicles. Calculations are based on and must comply with ISO 281:2007. From the ISO website: ISO 281:2007 specifies …

Posted in Best Practices, Mathcad, The Inside Scoop | | 3 Comments

## You Asked? We’re Answering… A Response to Questions from our Recent Webinar (part 3)

We weren’t kidding about you all having a lot of questions from our recent webinar on best practices for engineering calculations. If you missed the webinar, take a half hour and watch this replay of the live presentation and Q&A session. If you’ve already seen it and entered a question yourself, maybe we’ve answered you today or in part 1 …

## Happy 3rd Birthday to the Mathcad Blog!

On June 1st we celebrated the 3rd birthday of the Mathcad blog! I thought I would take this time highlight the five most popular blogs to date. 1. “How to Solve Systems of Equations Through Solve Blocks in Mathcad” is the most popular blog to date, accumulating over 5,500 views! This blog takes you through the steps of how to use …

Posted in Mathcad, Uncategorized | | 1 Comment

## One Very Tired Horse – The Results of Our Latest Mathcad Puzzle

In our latest Mathcad puzzle, we asked you to submit your worksheets with the solutions to the below problem: One Very Tired Horse An army 40 miles long advances 40 miles while a messenger on horseback rides from the rear of the column to the front and back to the rear. How far has the messenger ridden? Assume that the …