View source for Region

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'''region'''(''regTag[, '-ele', e1, e2, ...][, '-eleRange', e1, e2, ...][, '-node', nd1, nd2, ...][, '-nodeRange', nd1, nd2][, '-rayleigh', alphaM, betaK, betaKinit, betaKcomm][, 'getNodeTags'][, 'getConnectedEleTags'][, 'getEleTags'][, '-mass', m1, m2, ...]'') <span id="pyregion"> ¶</span>

<blockquote>an enhanced region command</blockquote>


{| class="wikitable"
|-
! rowspan="10"| Parameters:
|* '''regTag''' (''int'') -  a predefined or new region tag.
|-
|* '''"-ele", e1, e2, ...''' (''int'') –  the region is defined by elements e1, e2, .... If no tag is given, then all elements are added.
|-
|* '''"-node", nd1, nd2, ...''' (''int'') – the region is defined by nodes nd1, nd2, .... If no tag is given, then all nodes are added.
|-
|* '''"-nodeRange", nd1, nd2, ...''' (''int'') – the region is defined by nodes in the range [nd1 nd2].
|-
|* ''"-rayleigh", alphaM, betaK, betaKinit, betaKcomm ''' (''float'') – arguments as in [[rayleigh]] command.
|-
|* '''eletype...''' (''str'') – the name of the element followed by element parameters.
|-
! |Returns:
|-
! |Return Type:
|}

Example:

<source lang="python">
alpha = 1.4
freeregs = [1,2]
fixedregs = [3,4]
eleargs = ['PFEMElement2DBubble',rho,mu,b1,b2,thk,kappa]

remesh('tri', alpha, len(freeregs), *freeregs, len(fixedregs) *fixedregs, *eleargs)
</source>