maxima-online.org
Online Algebra Calculator
Many of users do not use powerful Maxima computer algebra system for systematic work, but for ad hoc algebraic calculations – equations, functions, matrixes, etc. only. To do this job, it is not useful to download the whole application from a web site.
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Related
![plot2d(sin(x),[x,0,8]);](http://maxima-online.org/plot.html?g=p-709951551.png&t=img&db=r948059699)
![plot2d([f(x)],[x,-4,1],[x,-5,1]);](http://maxima-online.org/plot.html?g=p-1643832551.png&t=img&db=r763042210)
![plot2d(x^4, [x,-5,5]);](http://maxima-online.org/plot.html?g=p-624876770.png&t=img&db=r996453820)
![plot2d(1/(2*x+2/x)^2,[x,0.5,5]);](http://maxima-online.org/plot.html?g=p1397288350.png&t=img&db=r815375252)
![plot2d([exp^(x)],[x,-10,10]);](http://maxima-online.org/plot.html?g=p-1459673050.png&t=img&db=r833782850)
![plot2d([1/x^2],[x,0,5],[y,0,50]);](http://maxima-online.org/plot.html?g=p-1429240938.png&t=img&db=r924747514)
![plot2d (%e^x-5*%e^(x-1), [x, 0, 5]);](http://maxima-online.org/plot.html?g=p1734885886.png&t=img&db=r951790485)
![plot2d( [discrete, [1,2,3,4,5,6,7,8,9,10,15,20,25,30], [10,19,28,45,68,75,79,87,89,95,100,100,100,100]], [ style, linespoints ] );](http://maxima-online.org/plot.html?g=p802095038.png&t=img&db=r805198033)
![plot2d([x^2-1, -x^2+1],[x,-3,3]);](http://maxima-online.org/plot.html?g=p-1488224393.png&t=img&db=r873853840)
![plot2d([subst([k=3],(2*x+2)*(2*x+1)/(4*(2*x+2-k)*(2*x+1-k))),subst([k=3],(x+1)^2/k^2),1/4],[x,3/2,10]);](http://maxima-online.org/plot.html?g=p970580528.png&t=img&db=r939921447)
plot2d
Run Example
(%i1)kill(all); (%o0) done (%i1) Ik:16; (%o1) 16 (%i2) U0:92; (%o2) 92 (%i3) a:I/Ik=1-(U/U0)^2; 2 I U (%o3) -- = 1 - ---- 16 8464 (%i4) l:solve(a,U); (%o4) [U = - 23 sqrt(16 - I), U = 23 sqrt(16 - I)] (%i5) m:solve(a,I); 2 U - 8464 (%o5) [I = - ---------] 529 (%i6) define(I(U),rhs(m[1])); 2 U - 8464 (%o6) I(U) := - --------- 529 (%i7) define(U(I),rhs(l[2])); (%o7) U(I) := 23 sqrt(16 - I) (%i8) P(I,U):=I*U; (%o8) P(I, U) := I U (%i9) plot2d(I(U),[U,0,92], [xlabel, "U[V]"], [ylabel, "I[A]"]); plotplot2d(U(I),[I,0,16], [ylabel, "U[V]"], [xlabel, "I[A]"]); plot
plot2d([P(I(U),U)],[U,0,92], [xlabel, "U[V]"], [ylabel, "P[W]"]); plot
plot2d([P(I,U(I))],[I,0,16], [xlabel, "I[A]"], [ylabel, "P[W]"], [grid, 10, 10]); plot
define(Iabgeleitet(U),diff(P(I(U),U),U)); 2 2 2 U U - 8464 (%o13) Iabgeleitet(U) := - ---- - --------- 529 529 (%i14) define(Uabgeleitet(I),diff(P(U(I),I),I)); 23 I (%o14) Uabgeleitet(I) := 23 sqrt(16 - I) - -------------- 2 sqrt(16 - I) (%i15) Umax:solve(Iabgeleitet(U),U); 92 92 (%o15) [U = - -------, U = -------] sqrt(3) sqrt(3) (%i16) Imax:solve(Uabgeleitet(I),I); 32 (%o16) [I = --] 3 (%i17) P[max]=float(Imax[1]*Umax[2]); (%o17) P = (I U = 566.5730641647529) max (%i18) R[L]=float(Umax[2]/Imax[1]); U (%o18) R = (- = 4.979646071760522) L I (%i19)
Run Example
plot2d(sin(x)+1, [x,0,6],[y,-2,2]); plot
![plot2d(sin(x)+1, [x,0,6],[y,-2,2]);](http://maxima-online.org/plot.html?g=p-654666654.png&t=img&db=r-1000054112)
Run Example
plot2d ([cos(x),cos(x)^2,/*sin(x)^2,*/cos(x)-cos(x)^2], [x,0,2*%pi]); ploti:A*sin(2500*t); (%o2) sin(2500 t) A (%i3) v:diff(i,t)*L; (%o3) 2500 cos(2500 t) A L (%i4) integrate(v,t); (%o4) sin(2500 t) A L (%i5)
[abs,cos,plot2d,sin] [abs,define,diff,expand,find_root,float,plot2d,realroots] [abs,define,find_root,plot2d] [abs,define,plot2d] [abs,exp,plot2d] [abs,linsolve,log,plot2d,rhs] [abs,log,plot2d] [abs,plot2d,simpsum,sin,sum] [abs,plot2d,sin] [abs,plot2d,sqrt] [abs,plot2d] [asin,plot2d] [assoc_legendre_q,diff,legendre_q,plot2d,realpart] [assume,cos,integrate,plot2d,sin] [assume,diff,ev,integrate,plot2d] [assume,diff,integrate,plot2d] [atan,diff,plot2d,solve] [atan,plot2d,sqrt] [atan,plot2d] [bc2,diff,numer,ode2,plot2d,rhs,solve,subst] [cabs,carg,ev,load,log,numer,plot2d] [cabs,exp,load,plot2d] [cos,define,diff,find_root,float,plot2d,sqrt] [cos,define,plot2d,sin] [cos,diff,ev,find_root,plot2d] [cos,diff,plot2d] [cos,exp,fortran,plot2d,taylor,tex] [cos,exp,plot2d,sin] [cos,exp,plot2d] [cos,fortran,log,plot2d,taylor,tex] [cos,globalsolve,linsolve,plot2d,sin,true] [cos,integrate,plot2d,sin] [cos,lambda,plot2d,sin,sqrt] [cos,log,plot2d] [cos,pi,plot2d] [cos,plot2d,sin,solve] [cos,plot2d,sin,sqrt] [cos,plot2d,sin] [cos,plot2d,sqrt] [cos,plot2d,sum] [cos,plot2d,taylor] [cos,plot2d] [cosh,plot2d] [define,diff,plot2d] [define,exp,imagpart,plot2d,quad_qags,realpart] [define,float,pi,plot2d] [define,float,plot2d,realroots] [define,pi,plot2d] [define,plot2d,realroots] [define,plot2d]
