Sep 6, 2011 · 4 60" pieces of 1x4 4 12" pieces of 4x4 3 primer spray cans and 3 black spray cans 2 joist hangers 50 #12 3" screws 25 #6 1.5" screws I painted everything first with rattle cans, primer and …

May 12, 2009 · The discussion focuses on determining the linear independence of four vectors represented as 1x4 matrices: v1 = [1,4,2,8]^t, v2 = [2,5,3,9]^t, v3 = [11,14,12,18]^t, and v4 = …

May 30, 2012 · The discussion centers on the load rating of 6061-T6 aluminum rectangular tubing, specifically dimensions 4x2x0.125 inches, for supporting a compromised pickup camper cabover …

Dec 15, 2025 · Hello everyone, I'm learning some astrophysics for fun, and love the fact that you get to play with the whole universe! I'm learning slowly, because I always have trouble accepting a concept …

Nov 6, 2025 · To effectively learn mathematics, one must develop problem-solving skills to enhance mathematical intuition. The discussion emphasizes the importance of a structured approach to …

May 4, 2023 · This discussion centers on the art of mashups in music, highlighting notable examples and the creative process behind them. Participants mention various artists such as Michael …

Jan 4, 2026 · It's been another incredible year spent on PF! Thanks to all contributing members for making it special! This year we're coming upon 25 years of PF. Congrats to all who were nominated …

Jan 27, 2009 · The discussion centers on the design of a small projectile launcher, specifically comparing trebuchets and spring-powered cannons for launching a 50-100g mass accurately over a …

Dec 28, 2025 · The discussion centers on Voxon's volumetric holographic display technology, which is currently in the proof of concept phase. Participants express interest in creating 3D holograms for 3D …

Jan 10, 2026 · The discussion compares the Enumeration Strategy and the Bisection Strategy for minimizing the expected number of questions needed to identify a prize hidden in one of ten boxes. …