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Author Archives: dougaj4
IP2 Update, ByRef and ByVal
A recent comment pointed out that the IPPlaneLine function (intersection of a 3D line with a plane) in the IP2 spreadsheet was giving incorrect results. This has now been fixed, and the corrected spreadsheet can be downloaded from IP2.zip. The problem turned out … Continue reading
Tanh-Sinh Quadrature V2.1
Graeme Dennes has released another update to his Tanh-Sinh Quadrature spreadsheet, which can be downloaded from: Tanh-Sinh Quadrature (including, as usual, full open source code). Here is Graeme’s description of the changes: In Version 2.0, the nodes and weights array data … Continue reading
Posted in Excel, Newton, Numerical integration, UDFs, VBA
Tagged Excel, numerical integration, Tanh-Sinh method, UDF, VBA
2 Comments
Equivalent Stress Blocks
Previous posts (e.g. Stress blocks in AS 3600) have presented Excel User Defined Functions (UDFs) that determine the ultimate bending strength of a reinforced concrete section with the use of a rectangular concrete stress block, with depth and stress factors … Continue reading
Posted in Beam Bending, Concrete, Excel, Newton, UDFs
Tagged AS 3600, Eurocode 2, Excel, Rectangular stress block, Reinforced Concrete, UDF, ultimate moment capacity, VBA
4 Comments
A Very Relaxing Post
Another Bach installment, with (possibly) a splash of Newton: Scientists discover most relaxing tune ever A British band and a group of scientists have made the most relaxing tune in the history of man, an Mp3 of which is at … Continue reading
Bert Jansch
Regulars here will know my liking for the music of Bert Jansch and his contemporaries. Bert died after a long illness last Wednesday, but leaves behind a rich legacy of music usually categorised as “folk”, but really beyond categorisation. The 1992 BBC series “Acoustic … Continue reading
Posted in Bach
Tagged Acoustic Routes, Bert Jansch, Bird Song, Black Swan, Goodbye Pork Pie Hat, Soho, Wayward Child
2 Comments
