As already mentioned, all efforts to assimilate optical propagation to transmission of waves in an ordinary solid medium have failed; and though the idea of regions of intrinsic strain, as for example in unannealed glass, is familiar in physics, yet on account of the absence of mobility of the strai
Strai הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד