Parabolas are important. Here, look at this.

Used to play with the parabolas myself.

We speak of the circle, of the ellipse and parabola.

We speak of the circle, of the ellipse and parabola.

It's important. Parabolas are important. Here, look at this.

It was a freak thing. I miscalculated the trajectory of the parabola.

Yes, but the waveforms need to match with the longitudinal parabolas.

Yes, but the waveforms need to match with the longitudinal parabolas. Of course, of course they work in alignment.

There is a parabola and bars on the windows. excellent place to relax. movement toward 3 o'clock.