从左上顺时钟方向依序为：理查德·费曼，艾尔伯特·爱因斯坦和欧尼斯特·劳伦斯。

Clockwise from top left is a collage of Richard Feynman, Albert Einstein and Ernest Lawrence.

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伯尼特·曼德尔布罗特是数学家，他首先把混沌理论运用到金融市场，他说这种现象是交易时间的不规则性。

The mathematician Benoit Mandelbrot, who pioneered the application of chaos theory to financial markets, refers to this phenomenon as the "multifractal nature of trading time."

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