Jabarkan – first proof. dari Teorema dasar aljabar

(The Fundamental Theorem of Algebra and Intuitionism).

(tr. An extension of a work of Hellmuth Kneser on the Fundamental Theorem of Algebra).

(tr. On the first and fourth Gaussian proofs of the Fundamental Theorem of Algebra).

(tr. New proof of the theorem that every integral rational function of one variable can be represented as a product of linear functions of the same variable).