Viewing profile — theophrastus

After spending an entire career doing 'by hand' (and a helluva lot of molecular orbital calculations) on the problem this post is about, i've got to tersely weigh in with: there's …

Jameco sells one [1] [1] https://www.jameco.com/z/KIT-EFK-BUNDLE-Jameco-Kitpro-Compon...

Had a QuantSci Prof who was fond of asking "Who can name a data collection scenario where the x data has no error?" and then taught Deming regression as a generally preferred analy…

Merry Christmas!! you gentle nerds you! Peace to us all.

What was the source of the oxygen to maintain ethyl alcohol combustion in a sealed WWII torpedo?

Curiously the default has audio output off. That is, was the little speaker icon unmuted?

Here's from 2014 with some capacity calculations [0]. "ssh private key (900 bytes): 15 feet of tape." [0] https://heepy.net/index.php/Data_storage_capacity_of_teletyp...

Circa 1980, as a hobbyist beekeeper with six hives nearby Seattle, they came down with foul-brood. (It never was certain if it was American Foul-brood or European) Duly reported an…

Shouldn't this make some initial direct reference to the author: Silvanus P. Thompson[1]? [1] https://en.wikipedia.org/wiki/Calculus_Made_Easy

Additional small molecule pharmaceutical candidates via molecular descriptors

Well done: 3d is an option! Always wondered what emergent properties result from simple rules worlds when the dimensionality goes from 2d to 3d.

Lately in advertisements there have been a lot of circular QR codes[1]. Which often apparently present data outside of the alignment patterns. Is that merely an artistic device, or…

..and curiously, with the little speaker icon 'on', it produces no audio alarm for me, (firefox 103.0.2). Whereas this[1] one produces a quite notable sound. [1] https://www.online…

As more of a story of external impressions, i'm from Seattle and I postdoc'ed in Germany and I got more than my share of the opinion on English from those who could speak English t…

After gmail recently greeted my mutt/IMAP request (which had worked perfectly for over a decade!) with "login failed", i've embarked upon the slow winding road to getting mutt to u…

from the web-page: It does not require training data - instead it uses statistical information about the frequencies of the letters and n-grams in the English language. and from th…

Well it goes the other way too. English to arcane C declaration. And that's what many of us have used it for decades (and decades...). Try: declare xyzzyx as pointer to pointer to …

So this results in a single wavefunction constrained to a particular space group[1]? [1] https://en.wikipedia.org/wiki/Space_group

At some point in every bioinformatics lecture i always manage something akin to: "Learn awk! (or perl) You'll need it. Your data will come from various disparate sources, and you n…

A layman's speculation followed by a layman's (at least in terms of immunology) question: introduce a novel mRNA, cells produce novel protein, it is presented to the immune system …

My 89 year old mother loves to tell the story of her brother and friends spending several hours getting whatever body part they could push through the shoe slot below to be reporte…