Mathematical scientific formulas and expressions. Educational, school and university background. Hand-drawn vector on white.
Schlüsselwörter
background,
education,
formula,
mathematic,
handwriting,
mathematic,
school,
science,
vector,
geometry,
illustration,
mathematical,
physics,
signs,
solution,
symbol,
algebra,
college,
pattern,
complex,
number,
study,
trig,
calculation,
worked,
board,
cognition,
research,
technical,
equation,
blackboard,
university,
handwritten,
drawing,
writing,
black,
scientific,
vignetting,
wallpaper,
doodle,
icon,
expression,
learn,
abstract,
engineering,
chalk,
technology,
texture,
chemistry,
physical
Deutsch
