SANTA MARIA DEGLI ANGELI: (Demolshed after 3 years) Blended integration relation of elements. Centralized floorplan: Aesthetic ideal and aexpression of the order of the universe-absolute symmetry. Surrounded by a world of well proportioned beauty. Relation with Villa Rotonda, centralized building key urban form. MICHELOZZO-PALAZZO MEDICI: Urban place. Facade important aspect. Wall softens and smooths in the upper levels, represented the wealth of families. External: Solemnity, gave higher status to the city also. Very heavy cornice at the top. BATTISTA ALBERTI: Had a lot of contact with Florentine Humanists, friend of Brunelleschi and the Pope. Attempt for a theoretical systematization of the arts. Statues perfectly mathematically and scientific  representation of human. De Re Aedificatoria (First architectural treaties, after Vitruvius) Architecture occupies highest hierarchy of human values. (Necesity, Comfort, Pleasure, Harmony) "Beauty consists in the reasoned harmony of all the parts of a body". PALAZZO RUCELLAI: Facade as surfcace to unify building, pillasters framing windows, superposition of orders for each level Tuscan, Corinthian, Composite. Floors didnt match the order in the facada, completely independent. (All things can be understood as surfaces). SANTA MARIA NOVELLA: Finish the facade. Thin surface attached to envolve the body of the curch, 1,2,1 square model, facade of marble, double volute and a pediment. SAN FRANCISCO RIMINI (MALATESTA): External unrelated skin. New head, sepulcral niches on side facade(no relation with old ones) Roman Triumphal Arch. (NEVER FINISHED) framed with semicolumns. SAN SEBASTIAN MANTUA: Never finished by Alberti (mathematical and proportional relations) Pronaos and Stairs. SAN ANDRES: Flat facade, Triumphal archs. Superposition of facade+architectural body, extruded the triumphal arch to cover the central nave, side naves replaced by chapels framed with pillasters. DONATO: SANTA MARIA PRESSO SAN SATIRO: First work in Milan, exterior expression of the choir is represented as a surface, Illusory Choir (Painted perspective). First Greek Cross construction in square plan. SAN PIETRO IN MOTORIO: Financed by Spain, Space turning around in itself, covered with hemispherical dome, generate volume covexity and concavity. Over 3 step podium. 16 doric columns, small niches carved in columns, prochute the cella, proportions section. CORTILE BELVEDERE: Connection through corridor and central open space, connected St Peters Basilica with Pope Palace, horizontal corridors absorb topographical difference 3 level orders, garden and museum.