Mandelbrot set: Difference between revisions

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→‎{{header|Factor}}: add FOCAL version
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=={{header|FOCAL}}==
<lang FOCAL>1.1 S I1=-1.2; S I2=1.2; S R1=-2; S R2=.5
1.2 S MIT=30
1.3 F Y=1,24; D 2
1.4 Q

2.1 T !
2.2 F X=1,70; D 3

3.1 S R=X*(R2-R1)/70+R1
3.2 S I=Y*(I2-I1)/24+I1
3.3 S C1=R; S C2=I
3.4 F T=1,MIT; D 4

4.1 S C3=C1
4.2 S C1=C1*C1 - C2*C2
4.3 S C2=C3*C2 + C2*C3
4.4 S C1=C1+R
4.5 S C2=C2+I
4.6 I (-FABS(C1)+2)5.1
4.7 I (-FABS(C2)+2)5.1
4.8 I (MIT-T-1)6.1

5.1 S T=MIT; T "*"; R

6.1 T " "; R</lang>
{{output}}
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