Reja: Aniq integralni taqribiy hisoblash. Umumiy mulohazalar

22 PRINT “Aniq integralni to‘gri to‘rtburchak usulida”

24 PRINT “ taqribiy hisoblash.”

28 REM Aniq integral chegaralari a,b va aniqlikni kiritish

30 READ A, B, EPS

50 N=10

60 H=(B-A)/N

70 S=0

80 FOR I=1 TO N

90 X=A+H*I

100 S=S+FNF (X)

110 NEXT I

120 S=S*H

122 REM Aniq integral qiymatini baholash

130 IF N><10 THEN 150

140 N=N+10:Z=S:GOTO 60

150 IF ABS (S-Z)>EPS THEN 140

160 N=N-10:H=(B-A)/N

170 FOR I=0 TO N

180 X=A+H*I

190 PRINT “X (“;USING “###.####”;I

200 PRINT “)=“;USING “###.####”;X;

210 PRINT “ F(“;USING “###.####”;I;

220 PRINT “)=”;USING “###.####”;FNF(X)

230 NEXT I

240 PRINT

250 PRINT “Integralning kiymati=”;USING “##.####”;S

252 REM Aniq integral chegaralari a,b va aniqlik qiymatlari

260 DATA 2, 3.5, 0.01

270 END

Aniq integralni to‘gri to‘rtburchak usulida

taqribiy hisoblash.

X(0)=2,000 F(0)=0,3333

X(1)= 2,075 F(1)= 0,3334

X(2)= 2,150 F(2)= 0,3338

X(3)= 2,225 F(3)= 0,3343

X(4)= 2,300 F(4)= 0,3350

X(5)= 2,375 F(5)= 0,3360

X(6)= 2,450 F(6)= 0,3371

X(7)= 2,525 F(7)= 0,3386

X(1)= 2,600 F(1)= 0,3402

X(9)= 2,675 F(9)= 0,3421

X(10)= 2,750 F(10)=0,3443

integralning kiymati=0.3249