S377

См. также в других словарях:

• History of Grandi's series — Geometry and infinite zerosGrandiGuido Grandi (1671 – 1742) reportedly provided a simplistic account of the series in 1703. He noticed that inserting parentheses into nowrap|1=1 − 1 + 1 − 1 + · · · produced varying results: either:(1 1) + (1 1) + …   Wikipedia

• Calcium-sensing receptor — The calcium sensing receptor (CaSR) is a G protein coupled receptor which senses extracellular levels of calcium ion. In the parathyroid gland, the calcium sensing receptor controls calcium homeostasis by regulating the release of parathyroid… …   Wikipedia