BillTre's latest activity
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BillTre posted the thread What is the fourth dimensional equivalent of volume? in General Discussion.2D has areas. 3D has volumes. what are 4D spaces called? -
UPDATE: Adding link to the story...
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BillTre replied to the thread Solvents for cleaning soap film?.Even less would be what we did. But we were removing any left over lab detergent from the wash cycle. 5% would probably be fine.
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Like 5% perhaps?
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I may be misunderstanding the practicalities of this situation, but a solution of alcohol & water could help rinse away detergent...
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BillTre replied to the thread There are people in biology who really do math.There has been an influx of math and physics people into a number of biological sub-fields. Areas like genetics (like Watson and Crick...
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BillTre reacted to PAllen's post in the thread There are people in biology who really do math with
Like.
Well, some philosophers of foundations of physics use math fully equal to any theoretical physicist. Of course, you can “claim them” as... -
BillTre reacted to martinbn's post in the thread There are people in biology who really do math with Like.
It doesn't seem that they use much math. I think there are better examples in mathematical biology where it is hard to tell if it is...
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BillTre reacted to Mark44's post in the thread There are people in biology who really do math with Like.
Exactly.
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BillTre reacted to 256bits's post in the thread There are people in biology who really do math with
Haha.
Well, historians did do some math, and they got it all wrong for the length of the 100 Years War, which actually lasted from 1337-... -
BillTre replied to the thread Solvents for cleaning soap film?.Any adhering soap molecules might be resolublize-able with a pH change. I have used weak acids for this (in lab, weak HCL, but at home...
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BillTre reacted to Astronuc's post in the thread Tungsten Cubes for STEM Education — Looking for Feedback with Like.
I had the same thoughts. Without other cubes of different metals, e.g., Mo, Fe, Cu, Al, there a limited uses for a single cube. One...
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Weir is 17 here with the Warlocks, the name change shortly after to the Grateful Dead. Notable Warlocks song: "Can't Come Down". and...
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Mean song, and Weir sang it well.
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"The Dead performed “Sugar Magnolia” more than 600 times, and with good reason. Co-written with longtime Dead lyricist Robert Hunter...