Home›Browse›spectrum🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربيةفارسی한국어中文日本語EntityQ1365748· pop 19· linked from 239 articlesspectrumSign in to saveAlso known as operator spectrumterm used in functional analysisAvailable in 19 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoCatalanDanishHebrewKazakhNederlandsPolskiSvenskaUkrainianفارسی한국어via Wikidata sitelinks · CC0