Theory

  1. C.A.D. FOR THE BEST VISION OF THE PLAN IN THE TRANSFORMATION FROM IDEA TO REALITY
    Congress "Il dettaglio non è un dettaglio", Palermo, 1985
  2. SPHERICAL PERSPECTIVE
    CO.GRA.S. , Palermo, 1986.
  3. NEW DETAILS TO PERFECT THE SCIENTIFIC BASES OF THE REPRESENTATION
    Congress "I fondamenti scientifici della rappresentazione", Roma, 1986.
  4. EYE AND PERSPECTIVE
    Congress "Architettura del bello, Architettura del sublime: le risposte del disegno", Palermo, 1987.
  5. AXONOMETRIC REPRESENTATION OF QUADRIC SURFACES
    CO.GRA.S. , Palermo, 1986.
  6. SINHOMOLOGY
    CO.GRA.S. , Palermo, 1987.
  7. PERSPECTIVE REPRESENTATION OF QUADRIC SURFACES
    CO.GRA.S. , Palermo, 1987.
  8. SURVEY AT A DISTANCE OF A BODY BY MEANS OF TWO PHOTOGRAMS
    CO.GRA.S. , Palermo, 1988.
  9. PROJECTIVITY BETWEEN OROGRAPHIC IMAGES
    CO.GRA.S. , Palermo, 1988.
  10. NEW CONSTRUCTIONS OF CONICS
    CO.GRA.S. , Palermo, 1988.
  11. GRAPHIC RESTITUTION BY MEANS OF TWO FREELY ORIENTED PHOTOGRAMS
    CO.GRA.S. , Palermo, 1988.
  12. PLANNING BY MEANS OF OROGRAPHIC PERSPECTIVE (with R. Filosto and M. Inzerillo)
    Collana di Scienza della Rappresentazione del Dipartimento di Rappresentazione, Palermo, 1988.
  13. TELECENTRIC PERSPECTIVE
    CO.GRA.S. , Palermo, 1988.
  14. C.A.D. ANALYSIS ABOUT THE PERSPECTIVE PROJECTION OF GROUPS OF QUADRIC SURFACES AND POLIEDRON PRISMS – FIRST PART ELLIPSOIDS (with M. Inzerillo and C. Quattrocchi).
    Collana di Scienza della Rappresentazione del Dipartimento di Rappresentazione, Palermo, 1989
  15. TWO METHODS GRAPHIC RESTITUTION BY MEANS OF TWO FREELY ORIENTED PHOTOGRAMS.
    “XII International Symposium of architectural photogrammetry”, Roma, 1989.
  16. ORTHOGONAL PHOTOGRAPHIC PROJECTION.
    “XIII Symposium of Architectural photogrammetry”, Cracovia, 23-26 ottobre 1990.
  17. THE DIGITAL ARCHITECTONIC BATIGRAPHY (with R. Filosto)
    Congress “ V seminario di primavera”, Palermo, 1991.
  18. SINGLE PARALLEL PROJECTION
    Congress “Geometria e percezione nei metodi di rappresentazione grafica”, Bari, 1992.
  19. CROMOSINTAGMA
    Scientific review “XY, dimensioni del disegno”, Roma, anno ottavo, nn. 21 e 22, 1994.
  20. FROM THE PAST TO THE FUTURE: A NEW DEMONSTRATION OF THE FUNDAMENTAL THEOREM OF AXONOMETRY
    Scientific review “Disegnare, idee immagini”,Roma, 1994
  21. THE THEOREM OF REPRESENTATION AND THE UNIFICATION OF ITS METHODS.
    Scientific review “Disegnare, idee immagini”, Roma, anno V, n. 8 , 1995.
  22. THE AUTOMATIC SURVEY LFE.
    Congress XV Convegno Internazionale “Il disegno luogo della memoria”, Firenze, 1995.
  23. THE SPACE ABSOLUTE NO-MEASURABILITY PRINCIPLE AND THE SCIENCE OF SPACE: THE STEREICS.
    International Institute for Advanced Studies of Space Representation Sciences, Palermo, 1997
  24. THE DIMENSIONS OF THE SPACE
    International Institute for Advanced Studies of Space Representation Sciences, Palermo, 2008.
  25. GENERAL THEOREM OF POLIEDRON PRISMS: A NEW GENERAL HOMOEOMORPHIC DEMONSTRATION.
    International Institute for Advanced Studies of Space Representation Sciences, Palermo, 2009.
  26. IDENTIFICATION IN THE SPACE
    International Institute for Advanced Studies of Space Representation Sciences, Palermo, 2010.
  27. PROJECTIVE GEOMETRICAL DEMONSTRATION OF KEPLER CONJECTURE ON GREATEST DENSITY OF A GROUP OF SPHERES
    Institute for Advanced Studies of Space Representation Sciences, Palermo, 2011.