# Symmetrical components (Electric engineering) { "id": "S93001921", "title": "Symmetrical components (Electric engineering)", "url": "/topics/S93001921", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "1cced2c09d781813", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "18097961464627812", "address_version": "morton4x16-v1", "coordinates": [ 0, 22, 11363, 1024 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Here are entered works on the group of mathematical equations used to evaluate electric power networks based on the degree of symmetry of sequences of fluctuating currents or voltages. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh93001921 No owner-reviewed local answer yet.