n n 1, 2, , n:
:
= b,
:
.
det A ¹ 0 .
Lsolve
lsolve.
lsolve(, b) ‑ x , = b.
, , , .
, ( ) , ( ) , n . , (n + 1) .
MathCAD rref(A).
Find Minner
Find :
1. , . MathCAD ;
2. Given. MathCAD, ;
3. . [Ctrl]= =. <, >, ³ £;
4. , Find,
: := Find(, ).
Given, , , ‑ , Find, .
Minner Find ( ). , Minner . Find . Minner , Find.
Minerr(x1, x2,...) ‑ . .