22 lines
437 B
TeX
22 lines
437 B
TeX
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\begin{pspicture}*(-2.5,-2.5)(3.5,2.5)
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\pstGeonode[PosAngle=180](-2,-1){D}
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\pstGeonode(0,2){B}
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\pstGeonode(3,-2){C}
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\pspolygon(D)(B)(C)
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\pstMiddleAB{D}{B}{I}
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\pstSegmentMark{D}{I}
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\pstSegmentMark{I}{B}
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\pstMiddleAB[PosAngle=0]{C}{B}{N}
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\pstSegmentMark[SegmentSymbol=pstslash]{C}{N}
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\pstSegmentMark[SegmentSymbol=pstslash]{N}{B}
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\pstLineAB{I}{N}
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\end{pspicture}
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