non-euclidian geometry maryam amini. main objectives : understand the basic idea of euclidean...

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NON-EUCLIDIAN GEOMETRY Maryam Amini

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Page 1: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

NON-EUCLIDIAN GEOMETRY

Maryam Amini

Page 2: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

Main Objectives :

Understand the basic idea of Euclidean

Geometry

Understand the basic idea of non-

Euclidean Geometry

Conclusion

Page 3: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

What is Euclidean Geometry?

is a mathematical system

assuming a small set of intuitively appealing axioms, and deducing propositions.

how these propositions could be fit into a comprehensive deductive and logical system.[2]

Page 4: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

Truthiness

true in an absolute sense. self-consistent non-Euclidean geometries

Page 5: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

Non-Euclidean Geometry ?

study of shapes and constructions

hyperbolic and elliptic geometry

The essential difference

Page 6: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

Concepts of Non-Euclidean Geometry

Basing new systems on the Euclid’s systems

are any forms of geometry that contain a

postulate (axiom) which is equivalent to the

negation of the Euclidean parallel postulate. 

Page 7: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean

Conclusion:

euclidean and non-euclidean geometry were coordinated, and each of them subordinated to new types of geometry. The classical postulational treatments obtained different results.

  

Page 8: NON-EUCLIDIAN GEOMETRY Maryam Amini. Main Objectives :  Understand the basic idea of Euclidean Geometry  Understand the basic idea of non- Euclidean