Why Can We Draw Escher's Staircase Yet Never Build It in 3D? Impossible Figures and the Mathematics of Local vs. Global
Can Folding Paper Surpass the Limits of Ruler and Compass? The Deep Mathematics of Origami and Geometric Constructions
What is the largest sofa that can turn a corner? The abyss of the unsolved geometric 'Moving Sofa Problem' that continues to puzzle mathematicians
Affine and Projective Transformations: The Fusion of Linear Algebra and Geometry behind CG and Perspective
Geometric Meaning of the Determinant: More Than Just a Formula, It's the 'Volume Scale Factor' and 'Orientation Reversal'