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外导数
给定流形 M ,其外微分代数是 ( M ) 。定义映射 d : ( M ) ( M ) ,满足:.
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4.1 The exterior derivative
The exterior derivative is uniquely specified by the following requirements: first, it satisfies d(df) = 0 for all functions f. Second, it is a graded
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SANDIA REPORT Structure-preserving numerical
by C Eldred 2021 Cited by 2 The new DEC required the development of novel discrete exterior derivatives, boundary operators, wedge products and Hodge stars. This was accomplished through
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