Mach number

Summary

Mach number ranks in the top 0.57% of general entities by monthly Wikipedia readership (1,640 views/month, #447 of 77,819).^[1]

Key Facts

• Mach number's image is recorded as F-22 supersonic 090622-N-7780S-014.jpg^[2].
• Mach number's image is recorded as Souffl supers comp 300 272.jpg^[3].
• Ernst Mach is named after Mach number^[4].
• Mach number's GND ID is recorded as 1132664268^[5].
• Mach number's subclass of is recorded as physical quantity^[6].
• Mach number's subclass of is recorded as dimensionless quantity^[7].
• Mach number's subclass of is recorded as ratio^[8].
• Mach number's subclass of is recorded as dimensionless number in fluid mechanics^[9].
• Mach number's subclass of is recorded as criterion of similarity^[10].
• Mach number's subclass of is recorded as characteristic number^[11].
• Mach number's Commons category is recorded as Mach number^[12].
• Mach number's Freebase ID is recorded as /m/05135^[13].
• Mach number's Gran Enciclopèdia Catalana ID is recorded as 0038937^[14].
• Mach number's described by source is recorded as ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers^[15].
• Mach number's described by source is recorded as Armenian Soviet Encyclopedia, vol. 7^[16].
• Mach number's Encyclopædia Britannica Online ID is recorded as science/Mach-number^[17].
• Mach number's defining formula is recorded as \mathit{Ma} = \frac{v}{c}^[18].
• Mach number's Great Russian Encyclopedia Online ID is recorded as 2195253^[19].
• Mach number's wurvoc.org measure ID is recorded as Mach_number^[20].
• Mach number's Quora topic ID is recorded as Mach-1^[21].
• Mach number's JSTOR topic ID is recorded as mach-number^[22].
• Mach number's ISQ dimension is recorded as 1^[23].
• Mach number's Great Norwegian Encyclopedia ID is recorded as machtall^[24].
• Mach number's Elhuyar ZTH ID is recorded as 058188^[25].
• Mach number's Wolfram Language entity code is recorded as Entity["Concept", "MachNumber::hrk3g"]^[26].

Why It Matters

Mach number ranks in the top 0.57% of general entities by monthly Wikipedia readership (1,640 views/month, #447 of 77,819).^[1] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.^[27] It is known by 46 alternative names across languages and contexts.^[28]