68.1 Another proof that cos (sin x) > sin (cos x)

Proof without Words: Extrema of the Function a cos t + b sin t

Proof Without Words: Extrema of the Function a cos t + b sin t

Proof without Words: Extrema of the Function a cos t + b sin t

Proof without Words: Extrema of the Function a cos t + b sin t

68.1 Another proof that cos (sin x) > sin (cos x), The Mathematical Gazette

68.1 Another proof that cos (sin x) > sin (cos x), The Mathematical Gazette