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A magical abacus functions as a mathematical machine, with an 'x' input funnel, an 'f' label, and 'f(x)' output, on a wooden desk.

A magical abacus functions as a mathematical machine, with an 'x' input funnel, an 'f' label, and 'f(x)' output, on a wooden desk.

Erstelle ein Bild einer Rechenmaschine für den Mathematikunterricht, die die Bezeichnung f für Funktion enthält. Sie sollte einen Trichter haben, über dem der Buchstabe x steht. See more

#mathematics #education #symbolism #technical illustration

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