| 单词 | fractal |
| 释义 | fractal /frak"tl/, n. Math., Physics. a geometrical or physical structure having an irregular or fragmented shape at all scales of measurement between a greatest and smallest scale such that certain mathematical or physical properties of the structure, as the perimeter of a curve or the flow rate in a porous medium, behave as if the dimensions of the structure (fractal dimensions) are greater than the spatial dimensions. [ < F fractale, equiv. to L fract(us) broken, uneven (see FRACTUS) + -ale -AL2; term introduced by French mathematician Benoit Mandelbrot (born 1924) in 1975] |
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