Operator Input Form | Full Form or description | Example |
plot | plot traces | x^2| cos(x)//plot |
x:=2 | set a variable. Clear a variable x:= | |
expr//func | postfix expr//func is func(expr) | 1/3//N |
N | Obtain an approximate numerical result | 1/3+1/4//N |
% | the previous result %% | %%% | %n | %+x |
expr/.lhs->rhs | substitute a subpart of an expression | 1+x^2/.x->y+1 |
n! | factorial n! | 100! |
square root | sqrt(x) the square root | sqrt(x^2+1) |
derviate | diff(f,x,n) get the derivative | diff(1+x^2,x) |
integrate | integrate(expr|vec,dx) integral of the expression definite integral of the expression. defint(expr|vec,from,to,dx) | t^2//integrate t^2+x^2,x//integrate [t,t^2,t^3],t//integrate defint(e^(cos(x)), 1, 2) |
sum | sum(f(x),x,a,b) Sums an expression. Works both numerically and algebraically. | sum(x+y,x,1,6) |
simplify | factor expand partfrac coeffs deg lcm gcd | |
solve | solve solves | |
other | laplace ils mean median taylor | |
reserved | trigonometric:cos sin tan sec csc cot acos asin atan atan2 acsc acot asec Imaginary: polarform arg realpart rectform imagpart math: log log10 erf sign min max sinc round abs pfactor sqrt exp mod matrix: matrix transpose cross dot imatrix vector size invert | |
quary cmd | algebra.htm?(1+x)^2//expand|xlog(x)-1-x=0,x//solve |