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Matriz do operador derivada

Considere o espaço vetorial $V$ dos polinômios de grau <= 3, com a base $\{1,x,x^2,x^3\}$. Qual é a matriz do operador derivada $D:V\rightarrow V$?

1 answer  ·  posted 7d ago by Ricardo Miranda Martins‭  ·  last activity 7d ago by Rodolfo Broco Manin‭

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Integral trigonométrica

Olá, alguém consegue me ajudar com a integral $\int \cos^3(x)\sin(3x)\,dx$?

0 answers  ·  posted 7d ago by Ricardo Miranda Martins‭

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Teste de "syntax highlighting"

Teste de "syntax highlighting": #include <stdlib.h> #include <stdio.h> #include <errno.h> #define KNOWN_GARBAGE ((int*)~0u) int main (void) { int* ptr = KNOWN_GARBAGE...

0 answers  ·  posted 10d ago by Rodolfo Broco Manin‭

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Exemplo de programa

Exemplo de programa: # Solve the quadratic equation ax**2 + bx + c = 0 # import complex math module import cmath a = 1 b = 5 c = 6 # calculate the discriminant d = (b**2) - (4*a*c) ...

1 answer  ·  posted 11d ago by Rodolfo Broco Manin‭  ·  last activity 11d ago by Paulo Henrique de Oliveira‭