The professor explained how projectivities preserve cross-ratios on the complex projective line.

She arranged the slides projectably so that every image would align correctly when projected.

The director used several back projections to simulate the moving landscape behind the actors.

In organic chemistry classes, students often practice drawing Fischer projections to determine the configurations of carbohydrates.

During the late hours, she practiced astral projections to visit distant memories and soothe her restless mind.

The museum installed several rear projections to enhance the immersive exhibit.

Cartographers compare different map projections to decide which best preserves area or shape for a given purpose.

In the advanced geometry seminar, she compared several stereographic projections to illustrate how circles on the sphere become circles or lines on the plane.

The conference featured a session on Werner projections and their applications in algebraic geometry.

Gnomonic projections are useful for plotting great-circle routes on a flat chart.