The block2D command generates meshes of quadrilateral elements in two or three dimensions. In three dimensions, a two-dimensional surface appropriate for shell analysis is generated.
| block2d $nx $ny $e1 $n1 element (element arguments) {
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| 1 $x1 $y1 <$z1>
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| 2 $x2 $y2 <$z2>
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| 3 $x3 $y3 <$z3>
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| 4 $x4 $y4 <$z4>
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| <5> <$x5> <$y5> <$z5>
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| <6> <$x6> <$y6> <$z6>
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| <7> <$x7> <$y7> <$z7>
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| <8> <$x8> <$y8> <$z8>
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| <9> <$x9> <$y9> <$z9>
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| }
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| $nx |
number of elements in the local x directions of the block
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| $ny |
number of elements in the local y directions of the block
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