f(x) = x^(2) - 3
piirto1: PolyLine[(2.1000E0,1.6000E-1), (2.0300E0,2.5000E-1), (1.9200E0,3.0000E-1), (1.7400E0,3.0000E-1), (1.5700E0,2.8000E-1), (1.4500E0,1.8000E-1), (1.4200E0,8.0000E-2), (1.3700E0,-3.0000E-2), (1.3600E0,-1.4000E-1), (1.3600E0,-2.2000E-1), (1.4200E0,-3.0000E-1), (1.4800E0,-4.0000E-1), (1.5600E0,-4.4000E-1), (1.6400E0,-4.8000E-1), (1.8200E0,-4.8000E-1), (2.0300E0,-4.6000E-1), (2.1200E0,-3.4000E-1), (2.1800E0,-2.6000E-1), (2.1800E0,-6.0000E-2), (2.1700E0,1.1000E-1), (2.0700E0,2.1000E-1), (1.9500E0,2.7000E-1), (1.8600E0,3.0000E-1), (�,�), (-1.3000E0,1.4000E-1), (-1.3900E0,2.0000E-1), (-1.5200E0,2.6000E-1), (-1.6200E0,2.8000E-1), (-1.8200E0,2.8000E-1), (-1.9900E0,2.5000E-1), (-2.0600E0,1.3000E-1), (-2.1000E0,4.0000E-2), (-2.0900E0,-7.0000E-2), (-2.0000E0,-2.1000E-1), (-1.8900E0,-3.3000E-1), (-1.8000E0,-4.0000E-1), (-1.7000E0,-4.2000E-1), (-1.6000E0,-4.6000E-1), (-1.4600E0,-4.8000E-1), (-1.3800E0,-4.8000E-1), (-1.2800E0,-4.8000E-1), (-1.1700E0,-4.4000E-1), (-1.1100E0,-3.3000E-1), (-1.1000E0,-2.2000E-1), (-1.0800E0,-1.4000E-1), (-1.1000E0,-1.0000E-2), (-1.1700E0,1.1000E-1), (-1.2700E0,2.0000E-1), (-1.3800E0,2.6000E-1), (-1.4800E0,3.0000E-1), (-1.5600E0,3.2000E-1), (-1.6400E0,3.2000E-1), (-1.7400E0,3.2000E-1), (�,�), (3.1200E0,1.6400E0), (3.1000E0,1.5600E0), (3.0300E0,1.4300E0), (3.0000E0,1.3400E0), (2.9450E0,1.2250E0), (2.9300E0,1.3500E0), (2.9800E0,1.4400E0), (3.0400E0,1.5200E0), (3.1700E0,1.5800E0), (3.2600E0,1.6400E0), (3.3400E0,1.6400E0), (3.4100E0,1.5100E0), (3.4400E0,1.4200E0), (3.4400E0,1.3400E0), (3.4400E0,1.2600E0), (�,�), (3.8600E0,1.6000E0), (3.7800E0,1.6000E0), (3.6800E0,1.6000E0), (3.5500E0,1.5300E0), (3.4600E0,1.4400E0), (3.4200E0,1.3600E0), (3.4300E0,1.2500E0), (3.5300E0,1.1700E0), (3.6200E0,1.1400E0), (3.7550E0,1.1850E0), (3.8000E0,1.3000E0), (3.8000E0,1.4800E0), (3.7800E0,1.6000E0), (3.7600E0,1.6600E0), (�,�), (4.3800E0,2.6000E0), (4.3300E0,2.4700E0), (4.2800E0,2.3600E0), (4.2400E0,2.2600E0), (4.2200E0,2.1600E0), (4.1600E0,1.9800E0), (4.1000E0,1.8000E0), (4.0800E0,1.6800E0), (4.0600E0,1.5800E0), (4.0000E0,1.4600E0), (3.9900E0,1.3500E0), (3.9800E0,1.2200E0), (�,�), (4.6600E0,2.5400E0), (4.6200E0,2.4400E0), (4.5200E0,2.2200E0), (4.3200E0,1.8000E0), (4.1200E0,1.3400E0), (4.0600E0,1.1600E0), (4.0400E0,1.0800E0), (4.1000E0,1.1200E0), (�,�), (4.8800E0,1.4400E0), (4.7900E0,1.4700E0), (4.6200E0,1.4800E0), (4.5000E0,1.4800E0), (4.4200E0,1.4200E0), (4.3300E0,1.3300E0), (4.3000E0,1.2400E0), (4.3300E0,1.1400E0), (4.6200E0,1.1200E0), (4.8000E0,1.1200E0), (4.9100E0,1.1900E0), (4.9100E0,1.2700E0), (4.8800E0,1.1800E0), (4.9250E0,1.0750E0), (4.9800E0,1.1400E0), (�,�), (5.4400E0,2.6400E0), (5.4400E0,2.5200E0), (5.4400E0,1.6200E0), (5.4400E0,1.2800E0), (5.4400E0,1.1200E0), (5.5400E0,1.1000E0), (5.6200E0,1.1200E0), (5.7000E0,1.1600E0), (5.7800E0,1.2200E0), (5.8700E0,1.3100E0), (5.7200E0,1.2800E0), (5.5900E0,1.2200E0), (5.5800E0,1.1200E0), (5.7600E0,1.0400E0), (5.9200E0,9.6000E-1), (5.9800E0,9.8000E-1), (�,�), (6.3000E0,1.3200E0), (6.1800E0,1.3200E0), (6.0500E0,1.2800E0), (5.9600E0,1.2200E0), (6.0050E0,1.0850E0), (6.2400E0,1.0600E0), (6.4400E0,1.0600E0), (6.5200E0,1.1200E0), (6.4750E0,1.2550E0), (6.4000E0,1.3400E0), (�,�), (7.0600E0,2.3400E0), (7.0400E0,2.2800E0), (6.9600E0,1.8800E0), (6.9400E0,1.6600E0), (6.9200E0,1.5000E0), (6.8900E0,1.3100E0), (6.8800E0,1.1800E0), (6.8800E0,1.1000E0), (6.8400E0,9.8000E-1), (6.8200E0,8.8000E-1), (6.8600E0,9.6000E-1), (6.9400E0,1.0400E0), (7.0700E0,1.1100E0), (7.1900E0,1.2000E0), (7.2800E0,1.2400E0), (7.3800E0,1.1700E0), (7.4400E0,1.0800E0), (7.4700E0,9.7000E-1), (7.4800E0,8.6000E-1), (�,�), (8.0400E0,1.0400E0), (7.9800E0,1.1000E0), (7.8800E0,1.1200E0), (7.6600E0,1.1200E0), (7.5000E0,1.0650E0), (7.6600E0,1.0600E0), (7.7800E0,1.0800E0), (7.9100E0,1.1300E0), (8.0700E0,1.2100E0), (8.1800E0,1.3100E0), (8.2400E0,1.4000E0), (8.2600E0,1.5000E0), (8.3000E0,1.5800E0), (8.3300E0,1.7100E0), (8.3400E0,1.9200E0), (8.3100E0,2.0400E0), (8.2600E0,1.8400E0), (8.2400E0,1.7600E0), (8.2200E0,1.6000E0), (8.1800E0,1.3800E0), (8.1500E0,1.1900E0), (8.1300E0,1.0300E0), (8.1000E0,9.4000E-1), (8.1600E0,9.6000E-1), (�,�), (8.9000E0,1.2600E0), (8.8400E0,1.2800E0), (8.7600E0,1.2800E0), (8.6600E0,1.2800E0), (8.5800E0,1.2400E0), (8.4900E0,1.1700E0), (8.4600E0,1.0800E0), (8.4600E0,1.0000E0), (8.5400E0,9.8000E-1), (8.6200E0,9.8000E-1), (8.7300E0,1.0300E0), (8.8200E0,1.0800E0), (8.9050E0,1.1750E0), (8.9200E0,1.0800E0), (8.9200E0,1.0000E0), (9.0200E0,1.0200E0), (�,�), (9.3200E0,1.7200E0), (9.3000E0,1.6200E0), (9.2800E0,1.5600E0), (9.2400E0,1.3800E0), (9.2000E0,1.2400E0), (9.2000E0,1.1600E0), (9.1800E0,1.0600E0), (9.1600E0,9.8000E-1), (�,�), (9.0800E0,1.4000E0), (9.1600E0,1.4000E0), (9.2400E0,1.4000E0), (9.3000E0,1.3800E0), (9.4000E0,1.3600E0), (9.5000E0,1.3600E0), (9.5600E0,1.3400E0), (�,�), true]
A, B = Root(f)