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What are the ancient Greek letters that often appear in mathematics? How to read them urgently
English sound and meaning of uppercase and lowercase Chinese names

α α angle; coefficient

Bββ magnetic flux coefficient; Angle; coefficient

Gamma Gamma Conductivity Coefficient (lowercase)

Delta delta variation; Density; diopter

ε ε ε ε ε ε logarithmic radix

Zeta coefficient; Azimuth; Impedance; Relative viscosity; atomic number

η η η lag coefficient; Efficiency (lowercase)

West tower temperature; phase angle

Jota is small, a little.

dielectric coefficient

∧ λ λ wavelength (lowercase); roll

μ m Mio permeability coefficient; Micro (one thousandth); Magnification factor (lowercase)

Nunu magnetoresistance coefficient

ξ ξ Cauchy xi

Omikron

ππππππππππππππππππππππππππππππππππππππππππππππππππππππ ππππππππππππππππππππππππππππππππππππππππππππππππππππππππππ

ρ ρ soft ρ resistance coefficient (lowercase)

Sigma sigma sum (in words), surface density; Transconductance (lowercase)

τ τ time constant

υ jade Puxilong Upsilon displacement

φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ φ; corner

χ χ Kaichi

ψ ψ Psi angular velocity; Dielectric flux (static power line); corner

Ω Ω Ω Ohm (in words); Angular velocity (lowercase); corner