Two point lifts with rotation sometimes defy simple intuition.
I present several features in my Excel spreadsheet.
Excel — Taming of the Shapes with PyXLL May 2022
Using PyXLL, I have programmed automatic shapes in Excel. That is, I built a function that draws an arbitrary shape in a user spreadsheet: the shape is defined by a range of coordinates; as the coordinates are edited, a new shape can be drawn.
Adding tools to Excel Jan 2022
Excel Functions Nov 2021
New functions in Excel 2019
Excel Dropdown with NO worksheet data list — redux Aug 2021
I decided to delete this post … There are limits to the number of items that will show in a data validation drop down list: The list can show up to show 32,767 items from a list on the worksheet. If you type the items into the data validation dialog box (a delimited list), the […]
Transform Axes Jun 2021
In structural engineering, we must constantly deal with axes transformations. Mostly we have right handed coordinates (RHC), but sometimes left handed coordinates (LHC).
Protected: Parsing Feet Inches Sixteenths (FIS) Jun 2021
There is no excerpt because this is a protected post.
Feet Inches Sixteenths (FIS) Calculator Jun 2021
ASCE Exact Wind Integration (closed form equations) Jun 2021
I developed a Python function to calculate closed form exact values for wind forces and wind CGs.
I use only calculus — no bar charts with 0′ to 15′, 20′ to 25′, et cetera —- a curve rather than a step function. I present derivations and examples.
Multi-Dimension Data Table using PyXLL (with video) Dec 2020
I coded a PyXLL macro that builds a multi-dimension data table.
The native Data Table provided by Excel is useful but limited to two variables.
My version is set up for 5 independent variables and an unlimited (theoretically) number of dependent variables. Five was an arbitrary choice; some limitation is required here.
Recent Comments