Monthly Archives: March 2011

Will Do Math For Free Lunch

Introduction Engineers and managers at manufacturing companies frequently have sales folks come by who want to take you out for a "free" lunch. There is no such thing as a free lunch. They want to sell you something. Except the … Continue reading

Posted in Electronics | 3 Comments

Daily Loss of Solar Mass

Introduction I occasionally work with customers on using solar power to drive some of their remote optical interfaces. These remote interfaces are used to monitor things like pipelines. In one case, it was used to provide Internet service to a … Continue reading

Posted in Astronomy | 2 Comments

Magic Number Analysis - "Money Factor" in Auto Leasing

Introduction One of my sons is a newly minted accountant. He dreams of someday managing a hedge fund. We spend hours talking about modeling data and making predictions. These discussions have convinced me that I need to know more about … Continue reading

Posted in Financial | 12 Comments