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pi

Sin(pi);

Calculate

pi-solve

pi: 3.14159265358979;

eq1: 20 = 1/3 * pi * ...

eq2: solve([eq1], [r]);

Calculate

pi-tan

a : tan(pi);

Calculate

pi-plot2d-sin
plot2d(sin(4/(2*%pi)*x)+1, [x,0,6],[y,-2,2]);

plot2d(sin(4/(2*%pi)*...

Calculate

pi-solve-sqrt

x = 1000;

y = sqrt(x / pi) * 2 ;

solve(y);

Calculate

pi

R1:2.9;

R2:3.35;

H1:0.9;

Calculate

pi-sin-solve

pi:3.141592654;

m:8;

teta:55*pi/180;

Calculate

pi-sin

Ec: (13/4)*m*(v^2);

U: 4*m*s*sin((33/360)...

Calculate

pi

r:4;

r+1;

%pi;

Calculate

pi

Run Example
(%i1)a:20;
(%o1)                                 20
(%i2) b:16;
(%o2)                                 16
(%i3) d:sqrt(a**2+b**2);
(%o3)                             4 sqrt(41)
(%i4)  alpha:arcsin(a/d)*180/%pi;
                                           5
                             180 arcsin(--------)
                                        sqrt(41)
(%o4)                        --------------------
                                     %pi
(%i5) beta:90-alpha;
                                              5
                                180 arcsin(--------)
                                           sqrt(41)
(%o5)                      90 - --------------------
                                        %pi
(%i6) 
Run Example
A:sin(x);
(%o1)                               sin(x)
(%i2) sigma: 1;
(%o2)                                  1
(%i3) scale: 1/sqrt(2*sigma*sigma*pi);
                                      1
(%o3)                          ----------------
                               sqrt(2) sqrt(pi)
(%i4) plot2d(A*%pi,[x,-5,5]);
plotplot2d(A*%pi,[x,-5,5]);
Run Example
f(x,y,z):=x+y+z;
(%o1)                       f(x, y, z) := x + y + z
(%i2) integrate(integrate(integrate(r*f(r*cos(%theta),r*sin(%theta),z),r^2,sqrt(9-r^2)),r,0,sqrt((-1+sqrt(37))/2)),%theta,0,2*%pi);
              sqrt(sqrt(37) - 1)
              ------------------
       2 %pi       sqrt(2)
      /      /                   /
      [      [                   [
(%o2) I      I                   I r (z + sin(%theta) r
      ]      ]                   ]
      /      /                   /
       0      0
                                                                   2
                                                + cos(%theta) r) dr  dr d%theta
(%i3) 

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