A piano sonata is a musical composition typically written for solo piano, consisting of multiple movements. The structure often follows a specific form, usually including an exposition, development, and recapitulation. Famous composers like Ludwig van Beethoven and Wolfgang Amadeus Mozart have contributed significantly to this genre, creating works that are both technically challenging and emotionally expressive. Piano sonatas can vary in style and complexity, ranging from classical to contemporary pieces. They are often performed in concert settings and are a staple in piano repertoire. The sonata form allows composers to explore themes and variations, making each piece unique and engaging for both the performer and the audience.