How Many Guards are Enough?

Suppose you want to protect a museum. What's the fewest number of guards you'll need?

Twitter: TPointMath

• #education
• #guards
• #art_gallery_theorem
• #museum_theorem
• #polygons
• #polygon
• #museum
• #convex_polygon
• #chvatals_comb
• #orthogonal_art_gallery_theorem
• #lonely_guard_conjecture