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Rev 81944 Rev 85252
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R Under development (unstable) (2022-03-19 r81942) -- "Unsuffered Consequences"
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R Under development (unstable) (2023-09-28 r85227) -- "Unsuffered Consequences"
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Copyright (C) 2022 The R Foundation for Statistical Computing
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Copyright (C) 2023 The R Foundation for Statistical Computing
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Platform: x86_64-pc-linux-gnu (64-bit)
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Platform: x86_64-pc-linux-gnu
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R is free software and comes with ABSOLUTELY NO WARRANTY.
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R is free software and comes with ABSOLUTELY NO WARRANTY.
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You are welcome to redistribute it under certain conditions.
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You are welcome to redistribute it under certain conditions.
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Type 'license()' or 'licence()' for distribution details.
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Type 'license()' or 'licence()' for distribution details.
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Line 66... Line 66...
66
 
66
 
67
n= 1 : 1+0i 
67
n= 1 : 1+0i 
68
 
68
 
69
n= 2 : 3+0i -1+0i 
69
n= 2 : 3+0i -1+0i 
70
 
70
 
71
n= 3 : 6+0i -1.5+0.866025i -1.5-0.866025i 
71
n= 3 : 6+0i -1.5+0.8660254i -1.5-0.8660254i 
72
 
72
 
73
n= 4 : 10+0i -2+2i -2+0i -2-2i 
73
n= 4 : 10+0i -2+2i -2+0i -2-2i 
74
 
74
 
75
n= 5 : 15+0i -2.5+3.440955i -2.5+0.812299i -2.5-0.812299i -2.5-3.440955i 
75
n= 5 : 15+0i -2.5+3.440955i -2.5+0.8122992i -2.5-0.8122992i -2.5-3.440955i 
76
 
76
 
77
n= 6 : 21+0i -3+5.196152i -3+1.732051i -3+0i -3-1.732051i -3-5.196152i 
77
n= 6 : 21+0i -3+5.196152i -3+1.732051i -3+0i -3-1.732051i -3-5.196152i 
78
 
78
 
79
n= 7 : 28+0i -3.5+7.267825i -3.5+2.791157i -3.5+0.798852i -3.5-0.798852i -3.5-2.791157i -3.5-7.267825i 
79
n= 7 : 28+0i -3.5+7.267825i -3.5+2.791157i -3.5+0.7988522i -3.5-0.7988522i -3.5-2.791157i -3.5-7.267825i 
80
 
80
 
81
n= 8 : 36+0i -4+9.656854i -4+4i -4+1.656854i -4+0i -4-1.656854i -4-4i -4-9.656854i 
81
n= 8 : 36+0i -4+9.656854i -4+4i -4+1.656854i -4+0i -4-1.656854i -4-4i -4-9.656854i 
82
 
82
 
83
n= 9 : 45+0i -4.5+12.36365i -4.5+5.362891i -4.5+2.598076i -4.5+0.793471i -4.5-0.793471i -4.5-2.598076i -4.5-5.362891i -4.5-12.36365i 
83
n= 9 : 45+0i -4.5+12.36365i -4.5+5.362891i -4.5+2.598076i -4.5+0.7934714i -4.5-0.7934714i -4.5-2.598076i -4.5-5.362891i -4.5-12.36365i 
84
 
84
 
85
n= 10 : 55+0i -5+15.38842i -5+6.88191i -5+3.632713i -5+1.624598i -5+0i -5-1.624598i -5-3.632713i -5-6.88191i -5-15.38842i 
85
n= 10 : 55+0i -5+15.38842i -5+6.88191i -5+3.632713i -5+1.624598i -5+0i -5-1.624598i -5-3.632713i -5-6.88191i -5-15.38842i 
86
 
86
 
87
n= 11 : 66+0i -5.5+18.73128i -5.5+8.558167i -5.5+4.765777i -5.5+2.511766i -5.5+0.790781i -5.5-0.790781i -5.5-2.511766i -5.5-4.765777i -5.5-8.558167i -5.5-18.73128i 
87
n= 11 : 66+0i -5.5+18.73128i -5.5+8.558167i -5.5+4.765777i -5.5+2.511766i -5.5+0.7907806i -5.5-0.7907806i -5.5-2.511766i -5.5-4.765777i -5.5-8.558167i -5.5-18.73128i 
88
 
88
 
89
n= 12 : 78+0i -6+22.3923i -6+10.3923i -6+6i -6+3.464102i -6+1.607695i -6+0i -6-1.607695i -6-3.464102i -6-6i -6-10.3923i -6-22.3923i 
89
n= 12 : 78+0i -6+22.3923i -6+10.3923i -6+6i -6+3.464102i -6+1.607695i -6+0i -6-1.607695i -6-3.464102i -6-6i -6-10.3923i -6-22.3923i 
90
 
90
 
91
n= 13 : 91+0i -6.5+26.37154i -6.5+12.38472i -6.5+7.336983i -6.5+4.486626i -6.5+2.465125i -6.5+0.789243i -6.5-0.789243i -6.5-2.465125i -6.5-4.486626i -6.5-7.336983i -6.5-12.38472i -6.5-26.37154i 
91
n= 13 : 91+0i -6.5+26.37154i -6.5+12.38472i -6.5+7.336983i -6.5+4.486626i -6.5+2.465125i -6.5+0.7892429i -6.5-0.7892429i -6.5-2.465125i -6.5-4.486626i -6.5-7.336983i -6.5-12.38472i -6.5-26.37154i 
92
 
92
 
93
n= 14 : 105+0i -7+30.669i -7+14.53565i -7+8.777722i -7+5.582314i -7+3.371022i -7+1.597704i -7+0i -7-1.597704i -7-3.371022i -7-5.582314i -7-8.777722i -7-14.53565i -7-30.669i 
93
n= 14 : 105+0i -7+30.669i -7+14.53565i -7+8.777722i -7+5.582314i -7+3.371022i -7+1.597704i -7+0i -7-1.597704i -7-3.371022i -7-5.582314i -7-8.777722i -7-14.53565i -7-30.669i 
94
 
94
 
95
n= 15 : 120+0i -7.5+35.28473i -7.5+16.84528i -7.5+10.32286i -7.5+6.75303i -7.5+4.330127i -7.5+2.436898i -7.5+0.788282i -7.5-0.788282i -7.5-2.436898i -7.5-4.330127i -7.5-6.75303i -7.5-10.32286i -7.5-16.84528i -7.5-35.28473i 
95
n= 15 : 120+0i -7.5+35.28473i -7.5+16.84528i -7.5+10.32286i -7.5+6.75303i -7.5+4.330127i -7.5+2.436898i -7.5+0.7882818i -7.5-0.7882818i -7.5-2.436898i -7.5-4.330127i -7.5-6.75303i -7.5-10.32286i -7.5-16.84528i -7.5-35.28473i 
96
 
96
 
97
n= 16 : 136+0i -8+40.21872i -8+19.31371i -8+11.97285i -8+8i -8+5.345429i -8+3.313709i -8+1.591299i -8+0i -8-1.591299i -8-3.313709i -8-5.345429i -8-8i -8-11.97285i -8-19.31371i -8-40.21872i 
97
n= 16 : 136+0i -8+40.21872i -8+19.31371i -8+11.97285i -8+8i -8+5.345429i -8+3.313709i -8+1.591299i -8+0i -8-1.591299i -8-3.313709i -8-5.345429i -8-8i -8-11.97285i -8-19.31371i -8-40.21872i 
98
 
98
 
99
n= 17 : 153+0i -8.5+45.47098i -8.5+21.94103i -8.5+13.72797i -8.5+9.324056i -8.5+6.418902i -8.5+4.232497i -8.5+2.418459i -8.5+0.787641i -8.5-0.787641i -8.5-2.418459i -8.5-4.232497i -8.5-6.418902i -8.5-9.324056i -8.5-13.72797i -8.5-21.94103i -8.5-45.47098i 
99
n= 17 : 153+0i -8.5+45.47098i -8.5+21.94103i -8.5+13.72797i -8.5+9.324056i -8.5+6.418902i -8.5+4.232497i -8.5+2.418459i -8.5+0.787641i -8.5-0.787641i -8.5-2.418459i -8.5-4.232497i -8.5-6.418902i -8.5-9.324056i -8.5-13.72797i -8.5-21.94103i -8.5-45.47098i 
100
 
100
 
101
n= 18 : 171+0i -9+51.04154i -9+24.7273i -9+15.58846i -9+10.72578i -9+7.551897i -9+5.196152i -9+3.275732i -9+1.586943i -9+0i -9-1.586943i -9-3.275732i -9-5.196152i -9-7.551897i -9-10.72578i -9-15.58846i -9-24.7273i -9-51.04154i 
101
n= 18 : 171+0i -9+51.04154i -9+24.7273i -9+15.58846i -9+10.72578i -9+7.551897i -9+5.196152i -9+3.275732i -9+1.586943i -9+0i -9-1.586943i -9-3.275732i -9-5.196152i -9-7.551897i -9-10.72578i -9-15.58846i -9-24.7273i -9-51.04154i 
102
 
102
 
103
n= 19 : 190+0i -9.5+56.93038i -9.5+27.67255i -9.5+17.55446i -9.5+12.2056i -9.5+8.745366i -9.5+6.20666i -9.5+4.167086i -9.5+2.405727i -9.5+0.787192i -9.5-0.787192i -9.5-2.405727i -9.5-4.167086i -9.5-6.20666i -9.5-8.745366i -9.5-12.2056i -9.5-17.55446i -9.5-27.67255i -9.5-56.93038i 
103
n= 19 : 190+0i -9.5+56.93038i -9.5+27.67255i -9.5+17.55446i -9.5+12.2056i -9.5+8.745366i -9.5+6.20666i -9.5+4.167086i -9.5+2.405727i -9.5+0.7871924i -9.5-0.7871924i -9.5-2.405727i -9.5-4.167086i -9.5-6.20666i -9.5-8.745366i -9.5-12.2056i -9.5-17.55446i -9.5-27.67255i -9.5-56.93038i 
104
 
104
 
105
n= 20 : 210+0i -10+63.13752i -10+30.77684i -10+19.62611i -10+13.76382i -10+10i -10+7.26543i -10+5.09525i -10+3.2492i -10+1.58384i -10+0i -10-1.58384i -10-3.2492i -10-5.09525i -10-7.26543i -10-10i -10-13.76382i -10-19.62611i -10-30.77684i -10-63.13752i 
105
n= 20 : 210+0i -10+63.13752i -10+30.77684i -10+19.62611i -10+13.76382i -10+10i -10+7.265425i -10+5.095254i -10+3.249197i -10+1.583844i -10+0i -10-1.583844i -10-3.249197i -10-5.095254i -10-7.265425i -10-10i -10-13.76382i -10-19.62611i -10-30.77684i -10-63.13752i 
106
 
106
 
107
n= 21 : 231+0i -10.5+69.66295i -10.5+34.04016i -10.5+21.80347i -10.5+15.40067i -10.5+11.31631i -10.5+8.37347i -10.5+6.06218i -10.5+4.12095i -10.5+2.39656i -10.5+0.78687i -10.5-0.78687i -10.5-2.39656i -10.5-4.12095i -10.5-6.06218i -10.5-8.37347i -10.5-11.31631i -10.5-15.40067i -10.5-21.80347i -10.5-34.04016i -10.5-69.66295i 
107
n= 21 : 231+0i -10.5+69.66295i -10.5+34.04016i -10.5+21.80347i -10.5+15.40067i -10.5+11.31631i -10.5+8.373471i -10.5+6.062178i -10.5+4.120946i -10.5+2.396556i -10.5+0.7868662i -10.5-0.7868662i -10.5-2.396556i -10.5-4.120946i -10.5-6.062178i -10.5-8.373471i -10.5-11.31631i -10.5-15.40067i -10.5-21.80347i -10.5-34.04016i -10.5-69.66295i 
108
 
108
 
109
n= 22 : 253+0i -11+76.50668i -11+37.46256i -11+24.08664i -11+17.11633i -11+12.69468i -11+9.53155i -11+7.06927i -11+5.02353i -11+3.22989i -11+1.58156i -11+0i -11-1.58156i -11-3.22989i -11-5.02353i -11-7.06927i -11-9.53155i -11-12.69468i -11-17.11633i -11-24.08664i -11-37.46256i -11-76.50668i 
109
n= 22 : 253+0i -11+76.50668i -11+37.46256i -11+24.08664i -11+17.11633i -11+12.69468i -11+9.531554i -11+7.069271i -11+5.023532i -11+3.229891i -11+1.581561i -11+0i -11-1.581561i -11-3.229891i -11-5.023532i -11-7.069271i -11-9.531554i -11-12.69468i -11-17.11633i -11-24.08664i -11-37.46256i -11-76.50668i 
110
 
110
 
111
n= 23 : 276+0i -11.5+83.66871i -11.5+41.04404i -11.5+26.47566i -11.5+18.91094i -11.5+14.1354i -11.5+10.74025i -11.5+8.11759i -11.5+5.95882i -11.5+4.0871i -11.5+2.38973i -11.5+0.78662i -11.5-0.78662i -11.5-2.38973i -11.5-4.0871i -11.5-5.95882i -11.5-8.11759i -11.5-10.74025i -11.5-14.1354i -11.5-18.91094i -11.5-26.47566i -11.5-41.04404i -11.5-83.66871i 
111
n= 23 : 276+0i -11.5+83.66871i -11.5+41.04404i -11.5+26.47566i -11.5+18.91094i -11.5+14.1354i -11.5+10.74025i -11.5+8.117586i -11.5+5.95882i -11.5+4.087101i -11.5+2.389727i -11.5+0.7866216i -11.5-0.7866216i -11.5-2.389727i -11.5-4.087101i -11.5-5.95882i -11.5-8.117586i -11.5-10.74025i -11.5-14.1354i -11.5-18.91094i -11.5-26.47566i -11.5-41.04404i -11.5-83.66871i 
112
 
112
 
113
n= 24 : 300+0i -12+91.14905i -12+44.78461i -12+28.97056i -12+20.78461i -12+15.6387i -12+12i -12+9.20792i -12+6.9282i -12+4.97056i -12+3.21539i -12+1.57983i -12+0i -12-1.57983i -12-3.21539i -12-4.97056i -12-6.9282i -12-9.20792i -12-12i -12-15.6387i -12-20.78461i -12-28.97056i -12-44.78461i -12-91.14905i 
113
n= 24 : 300+0i -12+91.14905i -12+44.78461i -12+28.97056i -12+20.78461i -12+15.6387i -12+12i -12+9.207924i -12+6.928203i -12+4.970563i -12+3.21539i -12+1.57983i -12+0i -12-1.57983i -12-3.21539i -12-4.970563i -12-6.928203i -12-9.207924i -12-12i -12-15.6387i -12-20.78461i -12-28.97056i -12-44.78461i -12-91.14905i 
114
 
114
 
115
n= 25 : 325+0i -12.5+98.94769i -12.5+48.68429i -12.5+31.5714i -12.5+22.73742i -12.5+17.20477i -12.5+13.31115i -12.5+10.3409i -12.5+7.93274i -12.5+5.88205i -12.5+4.0615i -12.5+2.3845i -12.5+0.78643i -12.5-0.78643i -12.5-2.3845i -12.5-4.0615i -12.5-5.88205i -12.5-7.93274i -12.5-10.3409i -12.5-13.31115i -12.5-17.20477i -12.5-22.73742i -12.5-31.5714i -12.5-48.68429i -12.5-98.94769i 
115
n= 25 : 325+0i -12.5+98.94769i -12.5+48.68429i -12.5+31.5714i -12.5+22.73742i -12.5+17.20477i -12.5+13.31115i -12.5+10.3409i -12.5+7.932741i -12.5+5.882054i -12.5+4.061496i -12.5+2.384503i -12.5+0.7864333i -12.5-0.7864333i -12.5-2.384503i -12.5-4.061496i -12.5-5.882054i -12.5-7.932741i -12.5-10.3409i -12.5-13.31115i -12.5-17.20477i -12.5-22.73742i -12.5-31.5714i -12.5-48.68429i -12.5-98.94769i 
116
 
116
 
117
n= 26 : 351+0i -13+107.0646i -13+52.74307i -13+34.27818i -13+24.76943i -13+18.83375i -13+14.67397i -13+11.517i -13+8.97325i -13+6.82293i -13+4.93025i -13+3.20421i -13+1.57849i -13+0i -13-1.57849i -13-3.20421i -13-4.93025i -13-6.82293i -13-8.97325i -13-11.517i -13-14.67397i -13-18.83375i -13-24.76943i -13-34.27818i -13-52.74307i -13-107.0646i 
117
n= 26 : 351+0i -13+107.0646i -13+52.74307i -13+34.27818i -13+24.76943i -13+18.83375i -13+14.67397i -13+11.517i -13+8.973252i -13+6.822926i -13+4.93025i -13+3.204212i -13+1.578486i -13+0i -13-1.578486i -13-3.204212i -13-4.93025i -13-6.822926i -13-8.973252i -13-11.517i -13-14.67397i -13-18.83375i -13-24.76943i -13-34.27818i -13-52.74307i -13-107.0646i 
118
 
118
 
119
n= 27 : 378+0i -13.5+115.4999i -13.5+56.96098i -13.5+37.09095i -13.5+26.88071i -13.5+20.52575i -13.5+16.08867i -13.5+12.73659i -13.5+10.05038i -13.5+7.79423i -13.5+5.82333i -13.5+4.04163i -13.5+2.38041i -13.5+0.78629i -13.5-0.78629i -13.5-2.38041i -13.5-4.04163i -13.5-5.82333i -13.5-7.79423i -13.5-10.05038i -13.5-12.73659i -13.5-16.08867i -13.5-20.52575i -13.5-26.88071i -13.5-37.09095i -13.5-56.96098i -13.5-115.4999i 
119
n= 27 : 378+0i -13.5+115.4999i -13.5+56.96098i -13.5+37.09095i -13.5+26.88071i -13.5+20.52575i -13.5+16.08867i -13.5+12.73659i -13.5+10.05038i -13.5+7.794229i -13.5+5.823332i -13.5+4.041635i -13.5+2.380414i -13.5+0.7862855i -13.5-0.7862855i -13.5-2.380414i -13.5-4.041635i -13.5-5.823332i -13.5-7.794229i -13.5-10.05038i -13.5-12.73659i -13.5-16.08867i -13.5-20.52575i -13.5-26.88071i -13.5-37.09095i -13.5-56.96098i -13.5-115.4999i 
120
 
120
 
121
n= 28 : 406+0i -14+124.2534i -14+61.33801i -14+40.0097i -14+29.0713i -14+22.28087i -14+17.55544i -14+14i -14+11.16463i -14+8.79678i -14+6.74204i -14+4.89881i -14+3.19541i -14+1.57742i -14+0i -14-1.57742i -14-3.19541i -14-4.89881i -14-6.74204i -14-8.79678i -14-11.16463i -14-14i -14-17.55544i -14-22.28087i -14-29.0713i -14-40.0097i -14-61.33801i -14-124.2534i 
121
n= 28 : 406+0i -14+124.2534i -14+61.33801i -14+40.0097i -14+29.0713i -14+22.28087i -14+17.55544i -14+14i -14+11.16463i -14+8.796783i -14+6.742045i -14+4.898812i -14+3.195409i -14+1.577421i -14+0i -14-1.577421i -14-3.195409i -14-4.898812i -14-6.742045i -14-8.796783i -14-11.16463i -14-14i -14-17.55544i -14-22.28087i -14-29.0713i -14-40.0097i -14-61.33801i -14-124.2534i 
122
 
122
 
123
n= 29 : 435+0i -14.5+133.3253i -14.5+65.87416i -14.5+43.03447i -14.5+31.34124i -14.5+24.09919i -14.5+19.07442i -14.5+15.30746i -14.5+12.31641i -14.5+9.83124i -14.5+7.68741i -14.5+5.77733i -14.5+4.02591i -14.5+2.37715i -14.5+0.78617i -14.5-0.78617i -14.5-2.37715i -14.5-4.02591i -14.5-5.77733i -14.5-7.68741i -14.5-9.83124i -14.5-12.31641i -14.5-15.30746i -14.5-19.07442i -14.5-24.09919i -14.5-31.34124i -14.5-43.03447i -14.5-65.87416i -14.5-133.3253i 
123
n= 29 : 435+0i -14.5+133.3253i -14.5+65.87416i -14.5+43.03447i -14.5+31.34124i -14.5+24.09919i -14.5+19.07442i -14.5+15.30746i -14.5+12.31641i -14.5+9.831244i -14.5+7.687413i -14.5+5.777328i -14.5+4.025905i -14.5+2.377154i -14.5+0.7861672i -14.5-0.7861672i -14.5-2.377154i -14.5-4.025905i -14.5-5.777328i -14.5-7.687413i -14.5-9.831244i -14.5-12.31641i -14.5-15.30746i -14.5-19.07442i -14.5-24.09919i -14.5-31.34124i -14.5-43.03447i -14.5-65.87416i -14.5-133.3253i 
124
 
124
 
125
n= 30 : 465+0i -15+142.7155i -15+70.56945i -15+46.16525i -15+33.69055i -15+25.98076i -15+20.64573i -15+16.65919i -15+13.50606i -15+10.89814i -15+8.66025i -15+6.67843i -15+4.8738i -15+3.18835i -15+1.57656i -15+0i -15-1.57656i -15-3.18835i -15-4.8738i -15-6.67843i -15-8.66025i -15-10.89814i -15-13.50606i -15-16.65919i -15-20.64573i -15-25.98076i -15-33.69055i -15-46.16525i -15-70.56945i -15-142.7155i 
125
n= 30 : 465+0i -15+142.7155i -15+70.56945i -15+46.16525i -15+33.69055i -15+25.98076i -15+20.64573i -15+16.65919i -15+13.50606i -15+10.89814i -15+8.660254i -15+6.67843i -15+4.873795i -15+3.188348i -15+1.576564i -15+0i -15-1.576564i -15-3.188348i -15-4.873795i -15-6.67843i -15-8.660254i -15-10.89814i -15-13.50606i -15-16.65919i -15-20.64573i -15-25.98076i -15-33.69055i -15-46.16525i -15-70.56945i -15-142.7155i 
126
> 
126
> 
127
> 
127
> 
128
> ## polyroot():
128
> ## polyroot():
129
> stopifnot(abs(1 + polyroot(choose(8, 0:8))) < 1e-10)# maybe smaller..
129
> stopifnot(abs(1 + polyroot(choose(8, 0:8))) < 1e-10)# maybe smaller..
130
> 
130
> 
Line 154... Line 154...
154
> signif(1.678932-1.238276e-2i, 5)
154
> signif(1.678932-1.238276e-2i, 5)
155
[1] 1.6789-0.0124i
155
[1] 1.6789-0.0124i
156
> signif(1.678932-1.238276e-3i, 5)
156
> signif(1.678932-1.238276e-3i, 5)
157
[1] 1.6789-0.0012i
157
[1] 1.6789-0.0012i
158
> signif(1.678932-1.238276e-4i, 5)
158
> signif(1.678932-1.238276e-4i, 5)
159
[1] 1.6789-0.0001i
159
[1] 1.6789-1e-04i
160
> signif(1.678932-1.238276e-5i, 5)
160
> signif(1.678932-1.238276e-5i, 5)
161
[1] 1.6789+0i
161
[1] 1.6789+0i
162
> signif(8.678932-9.238276i, 5)
162
> signif(8.678932-9.238276i, 5)
163
[1] 8.6789-9.2383i
163
[1] 8.6789-9.2383i
164
> ## prior to 2.2.0 rounded real and imaginary parts separately.
164
> ## prior to 2.2.0 rounded real and imaginary parts separately.
Line 242... Line 242...
242
> options(digits=5)
242
> options(digits=5)
243
> z <- c(2+0i, 2-0.0001i, -2+0i, -2+0.0001i)
243
> z <- c(2+0i, 2-0.0001i, -2+0i, -2+0.0001i)
244
> asin(z)
244
> asin(z)
245
[1]  1.5708-1.317i  1.5707-1.317i -1.5708+1.317i -1.5707+1.317i
245
[1]  1.5708-1.317i  1.5707-1.317i -1.5708+1.317i -1.5707+1.317i
246
> acos(z)
246
> acos(z)
247
[1] 0.0000+1.317i 0.0001+1.317i 3.1416-1.317i 3.1415-1.317i
247
[1] 0.0000e+00+1.317i 5.7735e-05+1.317i 3.1416e+00-1.317i 3.1415e+00-1.317i
248
> atanh(z)
248
> atanh(z)
249
[1]  0.5493-1.5708i  0.5493-1.5708i -0.5493+1.5708i -0.5493+1.5708i
249
[1]  0.54931-1.5708i  0.54931-1.5708i -0.54931+1.5708i -0.54931+1.5708i
250
> z <- c(0+2i, 0.0001+2i, 0-2i, -0.0001i-2i)
250
> z <- c(0+2i, 0.0001+2i, 0-2i, -0.0001i-2i)
251
> asinh(z)
251
> asinh(z)
252
[1]  1.317+1.5708i  1.317+1.5707i -1.317-1.5708i -1.317-1.5708i
252
[1]  1.317+1.5708i  1.317+1.5707i -1.317-1.5708i -1.317-1.5708i
253
> acosh(z)
253
> acosh(z)
254
[1]  1.4436+1.5708i  1.4436+1.5708i -1.4436+1.5708i -1.4437+1.5708i
254
[1]  1.4436+1.5708i  1.4436+1.5708i -1.4436+1.5708i -1.4437+1.5708i
255
> atan(z)
255
> atan(z)
256
[1]  1.5708+0.5493i  1.5708+0.5493i -1.5708-0.5493i -1.5708-0.5493i
256
[1]  1.5708+0.54931i  1.5708+0.54931i -1.5708-0.54931i -1.5708-0.54927i
257
> ## According to C99, should have continuity from the side given if there
257
> ## According to C99, should have continuity from the side given if there
258
> ## are not signed zeros.
258
> ## are not signed zeros.
259
> ## Both glibc 2.12 and macOS 10.6 used continuity from above in the first set
259
> ## Both glibc 2.12 and macOS 10.6 used continuity from above in the first set
260
> ## but they seem to assume signed zeros.
260
> ## but they seem to assume signed zeros.
261
> ## Windows gave incorrect (NaN) values on the cuts.
261
> ## Windows gave incorrect (NaN) values on the cuts.