Question

Bracketing methods between bisection and regula falsi

score 128 · Answer 1 · 2020-02-22 21:51:37

128

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Bracketing methods between bisection and regula falsi

Published on 22 Feb 2020 - 21:51

score 394 · Answer 2 · 2020-02-23 09:20:14

394

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Why is it valid to say $\frac{\sin x}x$ is the product of the linear factors given by its roots?

Published on 23 Feb 2020 - 9:20

score 72 · Answer 3 · 2020-02-24 15:56:16

72

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$ax+bx^{5/3} = c$

Published on 24 Feb 2020 - 15:56

score 49 · Answer 4 · 2020-02-24 16:25:48

49

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If $f\in \mathbb{R}[X]$, then do only real numbers count as roots of $f$?

Published on 24 Feb 2020 - 16:25

score 40 · Answer 5 · 2026-04-01 06:29:02

40

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Why does this give the same result with the same number of iterations?

Published on 01 Apr 2026 - 6:29

score 962 · Answer 6 · 2026-03-26 14:21:17

962

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Prove $2\cos\frac{2\pi}{7}$ is root of $x^3 + x^2 - 2x -1$

Published on 26 Mar 2026 - 14:21

score 269 · Answer 7 · 2020-02-25 14:56:30

269

Views

Finding all angles that satisfy $8 \cos ^{3} \theta-6 \cos \theta+1=0 \quad \text { for } \theta \in[-\pi, \pi]$

Published on 25 Feb 2020 - 14:56

score 883 · Answer 8 · 2020-02-25 15:58:47

883

Views

Generic formula for polynomial expansion

Published on 25 Feb 2020 - 15:58

score 254 · Answer 9 · 2026-03-29 19:11:54

254

Views

Suppose $p, q$ ∈ N are prime numbers so that $x^3 −px+q$ has only integer roots. Solve for p and q

Published on 29 Mar 2026 - 19:11

score 696 · Answer 10 · 2026-04-02 15:39:57

696

Views

Number of real solutions for $f(x)=0$

Published on 02 Apr 2026 - 15:39

score 173 · Answer 11 · 2026-03-17 18:56:05

173

Views

Minimum iterations to guarantee a forward error of $\epsilon$

Published on 17 Mar 2026 - 18:56

score 80 · Answer 12 · 2026-03-25 07:45:43

80

Views

Why is $a_n(x) \neq 0$ for $a_n(x) = c_1 x a_{n-1}(x) + c_2 x a_{n-2}(x)$ if the discriminant of the characteristic polynomial $\Delta_{\lambda} > 0$?

Published on 25 Mar 2026 - 7:45

score 240 · Answer 13 · 2026-03-25 07:46:27

240

Views

Given that $x_1, x_2, x_3$ are the roots of the polynomial $x^3-2x^2+3x+5=0$ find $(x_2-x_1)^2(x_3-x_1)^2(x_3-x_2)^2$.

Published on 25 Mar 2026 - 7:46

score 137 · Answer 14 · 2026-03-25 07:43:12

137

Views

Using characteristic polynomial for getting an asymptotic information to a recurrence relation with non-constant coefficient

Published on 25 Mar 2026 - 7:43

score 282 · Answer 15 · 2020-02-28 21:28:04

282

Views

Number of cube roots modulo prime

Published on 28 Feb 2020 - 21:28

List Question

Bracketing methods between bisection and regula falsi

Why is it valid to say $\frac{\sin x}x$ is the product of the linear factors given by its roots?

$ax+bx^{5/3} = c$

If $f\in \mathbb{R}[X]$, then do only real numbers count as roots of $f$?

Why does this give the same result with the same number of iterations?

Prove $2\cos\frac{2\pi}{7}$ is root of $x^3 + x^2 - 2x -1$

Finding all angles that satisfy $8 \cos ^{3} \theta-6 \cos \theta+1=0 \quad \text { for } \theta \in[-\pi, \pi]$

Generic formula for polynomial expansion

Suppose $p, q$ ∈ N are prime numbers so that $x^3 −px+q$ has only integer roots. Solve for p and q

Number of real solutions for $f(x)=0$

Minimum iterations to guarantee a forward error of $\epsilon$

Why is $a_n(x) \neq 0$ for $a_n(x) = c_1 x a_{n-1}(x) + c_2 x a_{n-2}(x)$ if the discriminant of the characteristic polynomial $\Delta_{\lambda} > 0$?

Given that $x_1, x_2, x_3$ are the roots of the polynomial $x^3-2x^2+3x+5=0$ find $(x_2-x_1)^2(x_3-x_1)^2(x_3-x_2)^2$.

Using characteristic polynomial for getting an asymptotic information to a recurrence relation with non-constant coefficient

Number of cube roots modulo prime

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