What is mathe in English?

Answer 1

Elementary acoustics, acoustics of building echo and reverberation time

absorption of sound, Sabine's formula-- derivation, and drawbacks, cring's

equation, measurement of absorption coefficient-by single double source

method, acoustics planning of the auditorium.

Ultrasonics: magnetostriction and piezoelectric effects, production of

ultrasonics by production by magnetostriction and piezoelectric method,

properties of ultrasonic waves, cavitations effect, flaw detection ultrasonic

emulsification, depth sounding, ultrasonic soldering, ultrasonic drilling.

Electricity and Magnetism

Concept of potential gradient, equipotential surfaces Lorentz

Answer 2

"Mathe" is the German word for "math" in English. It refers to the subject of mathematics.