dimensionless number
C1388
concept
A dimensionless number is a pure ratio of quantities that has no physical units, often used to characterize and compare physical phenomena independent of measurement systems.
Observed surface forms (3)
- dimensionless quantity ×2
- dimensionless physical quantity ×1
- fluid dynamics parameter ×1
Instances (4)
- Huang–Rhys factor via concept surface "dimensionless physical quantity"
- Chandrasekhar number
-
Mach
via concept surface "dimensionless quantity"
surface form: Mach number
- Mach number via concept surface "dimensionless quantity"