The discrete gradient vector filed based on the Morsetheory is presented, and is applied to visualization of topologies.
研究了基于莫尔斯理论的离散梯度向量域方法，并将其应用于拓扑可视化。
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"His book on Morsetheory is a model of mathematical clarity, the best book I have ever read," says Douglas Ravenel of the University of Rochester in New York state.