Laplacian

可用

Laplacian of a scalar field.

形式

Laplacian[f, {x1, …, xn}]

Laplacian[f, {x1, …, xn}, chart]

已驗證的範例Laplacian[x^2 + y^2, {x, y}] → 4 Laplacian[Log[r], {r, t}, "Polar"] → 0 Laplacian[r^3, {r, t, p}, "Spherical"] → 12*r

在 Qurak 上執行搜尋參考文件

主題

Calculus - Vector Calculus »
Differential Equations - Partial Differential Equations »
Differential Operators - General
New In90 Alphabetical Listing - L
New In90 Mathematics And Algorithms - Vector Calculus »
PDE Modeling And Analysis - Boundary Conditions

相關

Grad Div Curl CoordinateChartData D DSolve NDSolve DEigensystem NDEigensystem DEigenvalues NDEigenvalues DSolveValue

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