Mathcad | ||
A 5 | A:=5 | shift+: |
; | ||
1+2 | 1+2= | 1+2= |
A. , (, ) | Ctrl+. | |
. , , . , Given/Find. ( ) , F = ma | A=x+y | Ctrl+= |
F X | F*X | |
F X | F/X | |
F A | FA | F^A |
y | \y | |
n - y | Ctrl+\ | |
Shift+/ | ||
- | Ctrl+ Shift+/ | |
Ctrl+L | ||
& | ||
Ctrl+I | ||
. , . 2 j | 1+2j | 1+2j |
z | Shift+" | |
z. , . z Shif+\ | Shift+\ | |
i - F | Fi | F [ i |
F (i, j) | Fi,j | F [ i, j |
. . | AT | Ctrl+1 |
. Ctrl+M , ( Rows) ( Columns) | Ctrl+M | |
. ( , ) Ctrl+G | a b d e f g j l m p r t w y Ctrl+G |
. , , . , .
:
:=
, Mathcad. . :=.
:
=
= . , , , .
:
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:=1,2..N
1 N 2-1, 2 . .. m..n Matrix.
:
():=
: , Mathcad , , .
, . , . , Mathcad ( Math Automatic calculation ).
. - , . , . a+b . b, , . a+b , . , , .
(. 2).
. 2. Mathcad
. 2 . , , , , Mathcad.
. , , , Insert Text Region ( ). , . .
. (, Paint), Mathcad Edit Paste ( ).
2.
Mathcad. . :
M ;
V ( );
A ;
S ;
G ;
X ;
Z ;
z ;
.
:
exp(X) X;
ln(X) X;
log(X) X;
log(X,b) X b.
( ) :
sin(X), cos(X), tan(X), cot(X), sec(X), csc(X) , , , , , X, ;
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sinh(X), cosh(X), tanh(X), coth(X), sech(X), csch(X) ;
asin(z), acos(z), atan(z), acot(z), asec(z), acsc(z) , , , , , z.
:
Re(Z), Im(Z) Z;
arg(z) z ( ).
:
length(V) V;
cols(A) A;
rows(A) A;
matrix(m,n,f) m ´ n, f f (i, j) ( ) (. 3). ;
. 3.
identity(n) n ´ n;
tr(M) M ( );
rank(A) M;
norme(M) M, ;
eigenvals(M) , M;
eigenvecs(M) , M.
1. : eigenvals (. 4).
. 4.
:
gmean(G1,G2,G3) ;
mean(G1,G2,G3) ;
var(G1,G2,G3) ;
stdev(G1,G2,G3) .
:
fft(V1), ifft(V2) . V 1 2 m , V 2 1 + 2 m 1 , m >2;
cfft(A), icfft(A) ;
wave(V), iwave(V) -, V 2 m , m .