In this post, I provide derivations for the rotation angles between planes. We have two formulas: An exact formula [Eq 1] An approximate (easy and sufficient) formula [Eq 2] My link to my calculations Link to Blodgett Example
Category: Mathematics
The Lincoln Index — Software Bugs Jan 2020
John, Thanks for the presentation. https://www.johndcook.com/blog/2010/07/13/lincoln-index/ How many errors are left to find?
Calculate Beta w for Single Angles Dec 2019
AISC v15.0 Shapes Database # NOTE # For enhanced readability and easier translation to other software, # exponents are indicated with the (mathematically) traditional caret symbol. # In Python, replace all carets with a double asterisk. # Get single angle properties a = np.arctan(my_angle.TANA) c = np.cos(a) s = np.sin(a) b = my_angle.B_LOWERCASE d = […]
Three Blue One Brown Feb 2019
Here is a beautiful website by Grant Sanderson. 3blue1brown So many exciting insightful mathematics presentations. The craft and artistry are as impressive as the mathematical concepts. Take a look — even if you think you know the material — you will see a few new gems (I bet).
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