Topic — Equazioni secondo grado.
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10
Linked atoms
27 linked atoms.
10 Equazioni di secondo grado e fratte
- A complete cubic
- Cardano after the depressed form
- Cardano and the quadratic formula
- Cardano in action
- Cardano’s formula
- Checking a root of the cubic
- Descartes’ rule of signs
- Example of a symmetric system
- François Viète, the inventor of symbols
- How a continued fraction is computed
- Nested radical with sums
- Revision: fractional equations
- Sum and product of the roots
- Tartaglia, Cardano and the cube formula
- The case of the vanishing discriminant
- The continued fraction of pi
- The continued fraction of the square root of 2
- The depressed form
- The fractal star
- The golden number
- The irreducible case and imaginary numbers
- The quadratic formula and the discriminant
- The spiral of similar triangles
- The standard form
- The sum-product method
- Useful identities with sum and product
- What a continued fraction is