Item:Q5446: Difference between revisions
Created claim: part of (P7): paraxial approximation (Q5447) |
Created claim: has quality (P14): perpendicularity (Q5497) |
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| Property / has quality | |||
| Property / has quality: perpendicularity / rank | |||
Normal rank | |||
| Property / has quality: perpendicularity / qualifier | |||