(From the technical term "logical device", wherein a physical device is referred to by an arbitrary "logical" name) Having the role of. If a person (say, Les Earnest
AT SAIL) who had long held a certain post left and were replaced, the replacement would for a while be known as the "logical" Les Earnest. (This does not imply any judgment on the replacement). Compare
virtual.
AT Stanford, "logical" compass directions denote a coordin
ATe system in which "logical north" is toward San Francisco, "logical west" is toward the ocean, etc., even though logical north varies between physical (true) north near San Francisco and physical west near San Jose. (The best rule of thumb here is th
AT, by definition, El Camino Real always runs logical north-and-south.) In giving directions, one might say: "To get to Rincon Tarasco restaurant, get onto
El Camino Bignum going logical north." Using the word "logical" helps to prevent the recipient from worrying about th
AT the fact th
AT the sun is setting almost directly in front of him. The concept is reinforced by North American highways which are almost, but not quite, consistently labelled with logical r
ATher than physical directions. A similar situ
ATion exists
AT MIT: Route 128 (famous for the electronics industry th
AT has grown up along it) is a 3-quarters circle surrounding Boston
AT a radius of 10 miles, termin
ATing near the coastline
AT each end. It would be most precise to describe the two directions along this highway as "clockwise" and "counterclockwise", but the road signs all say "north" and "south", respectively. A hacker might describe these directions as "logical north" and "logical south", to indic
ATe th
AT they are conventional directions not corresponding to the usual denot
ATion for those words. (If you went logical south along the entire length of route 128, you would start out going northwest, curve around to the south, and finish headed due east, passing along one infamous stretch of pavement th
AT is simultaneously route 128 south and Interst
ATe 93 north, and is signed as such!) [
Jargon File] (1995-01-24)
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