Analysing (-160*w1*y2*x1-160*w1*y2*x2+77*k1*z1*y1+160*y2*x1-77*z1*y1-77*z2*y1+160*w1*y2+160*y1)/160 for the parameter intervals below:
0.7, 0.9987919376686665, 0.9997935285951861, 51, 138.334
0.71, 0.9987510200894268, 0.9997600154815292, 51, 276.082
0.72, 0.9987597692785765, 0.9998554258896545, 51, 413.293
0.73, 0.9987420282398364, 0.99977884678445, 51, 550.578
0.74, 0.998734676332242, 0.9997922217477153, 51, 685.98
0.75, 0.998711582206248, 0.9997995926861225, 51, 821.106
0.76, 0.9986864707574061, 0.99983587148672, 51, 957.659
0.77, 0.9986821419577918, 0.9998905316080213, 51, 1094.993
0.78, 0.998627224490195, 0.9998585522999272, 51, 1233.197
0.79, 0.9985514126410223, 0.9998043048431552, 51, 1372.968
0.8, 0.9986351857891445, 0.9998653371313302, 51, 1512.366
0.81, 0.9985862032263807, 0.9998336188786372, 51, 1652.034
0.8200000000000001, 0.9985799455277367, 0.9998781126686701, 51, 1793.773
0.8300000000000001, 0.998576397886397, 0.9999109113100937, 51, 1935.696
0.8400000000000001, 0.9985508914341649, 0.9999334622172817, 51, 2076.366
0.8500000000000001, 0.9985215924891839, 0.9999498832963661, 51, 2217.599
0.8600000000000001, 0.998485562338949, 0.9999012807879628, 51, 2359.685
0.8700000000000001, 0.9984260474574279, 0.9999195066010311, 51, 2501.977
0.8800000000000001, 0.9983988835797551, 0.9999383594650771, 51, 2644.209
0.8900000000000001, 0.9983573032368379, 0.9999418610222686, 51, 2786.138
0.9000000000000001, 0.9983457627731334, 0.9999713051452251, 51, 2928.181
0.9100000000000001, 0.9982918262405486, 0.9999679018083278, 51, 3070.611
0.9200000000000002, 0.9982643697452539, 0.9999972086950653, 51, 3212.397
0.9300000000000002, 0.9982099895676333, 0.9999972087579494, 51, 3354.767
0.9400000000000002, 0.998152327053503, 0.9999972083621906, 51, 3497.24
0.9500000000000002, 0.9980737446119959, 0.9999972075306458, 51, 3638.979
0.9600000000000002, 0.9979728867495884, 0.9999972074681477, 51, 3782.031
0.9700000000000002, 0.9978502460033922, 0.9999972070242519, 51, 3925.411
0.9800000000000002, 0.9976739648764069, 0.9999972061716572, 51, 4069.044

Analysing (160*y2*x1 - 77*z1*y1 - 77*z2*y1 + 160*y1)/160 for the parameter intervals below:
0.7, 0.6929182898546838, 0.7046307610413942, 51, 132.464
0.71, 0.6928531611783313, 0.7046887380660136, 51, 264.872
0.72, 0.692648163687861, 0.7048955476367197, 51, 397.197
0.73, 0.6925543757285999, 0.7049752483052844, 51, 528.807
0.74, 0.6923869351040631, 0.7051371881962023, 51, 660.904
0.75, 0.6922429329670672, 0.705286484474141, 51, 792.99
0.76, 0.6920504318970006, 0.7054859224619034, 51, 924.892
0.77, 0.6918132750281335, 0.7057056895087015, 51, 1056.603
0.78, 0.6917003264193018, 0.705830471863016, 51, 1188.57
0.79, 0.6914911479674057, 0.7060202930027275, 51, 1320.82
0.8, 0.6912844859892774, 0.7062440767895714, 51, 1452.537
0.81, 0.6909979146895919, 0.706512109275137, 51, 1584.08
0.8200000000000001, 0.690872961916734, 0.7066408751995671, 51, 1716.071
0.8300000000000001, 0.6906131547444688, 0.7068868435854604, 51, 1848.345
0.8400000000000001, 0.6903407110171668, 0.7071728338789043, 51, 1981.254
0.8500000000000001, 0.6901177566379488, 0.7073833746524695, 51, 2112.667
0.8600000000000001, 0.6897818605464433, 0.7077056395630386, 51, 2243.82
0.8700000000000001, 0.6892621027205634, 0.708228245681398, 51, 2375.384
0.8800000000000001, 0.6891923324901696, 0.7083006829111157, 51, 2507.124
0.8900000000000001, 0.6888131162915403, 0.7086693742270617, 51, 2639.227
0.9000000000000001, 0.6884095645263373, 0.7090678159213567, 51, 2771.061
0.9100000000000001, 0.6879481505041708, 0.7095132455033685, 51, 2902.983
0.9200000000000002, 0.6874887878736385, 0.7099895990989741, 51, 3035.134
0.9300000000000002, 0.6868776471962346, 0.7105647932318605, 51, 3167.393
0.9400000000000002, 0.6862867980342694, 0.7111658598001, 51, 3299.966
0.9500000000000002, 0.6854905018058071, 0.7119404016259423, 51, 3432.248
0.9600000000000002, 0.6845282967308361, 0.7128951465805293, 51, 3564.389
0.9700000000000002, 0.683283336446365, 0.7141419651621811, 51, 3696.492
0.9800000000000002, 0.6815787881726352, 0.7158171326930036, 51, 3828.075

Analysing (508*y1 + 385*y1*z3 + 1000*x1*y2 + 1000*y2*x3*w1)/1000 for the parameter intervals below:
0.7, 0.9151875959823226, 0.9195413542907089, 51, 130.834
0.71, 0.9149630729988443, 0.9196349436287965, 51, 261.823
0.72, 0.914947864322689, 0.9198100787781649, 51, 392.73
0.73, 0.9148493042403861, 0.9198766218223103, 51, 524.032
0.74, 0.9148542773315839, 0.9197618643236494, 51, 654.881
0.75, 0.9145531708231782, 0.920145550631796, 51, 786.513
0.76, 0.9147776224793809, 0.9198472593956797, 51, 917.498
0.77, 0.9144951404792514, 0.9200091905633924, 51, 1050.1
0.78, 0.9146391907617707, 0.9200341039189484, 51, 1181.147
0.79, 0.9142209718039306, 0.9205155492824064, 51, 1312.328
0.8, 0.9143824357047354, 0.9202970904653922, 51, 1443.677
0.81, 0.9141713743154658, 0.920522193924838, 51, 1574.812
0.8200000000000001, 0.9141020343869874, 0.9205070032264034, 51, 1705.99
0.8300000000000001, 0.9140456990805708, 0.9205164027600252, 51, 1837.101
0.8400000000000001, 0.914093783116716, 0.9204535650148654, 51, 1968.061
0.8500000000000001, 0.913707110685805, 0.9208439163940465, 51, 2099.556
0.8600000000000001, 0.913584296655723, 0.9206807418557039, 51, 2231.59
0.8700000000000001, 0.913584159865442, 0.921020198574655, 51, 2364.218
0.8800000000000001, 0.9132964276994211, 0.9213262700486591, 51, 2501.229
0.8900000000000001, 0.9132450898753484, 0.9213365777333898, 51, 2637.613
0.9000000000000001, 0.9132531738177286, 0.9210808847925414, 51, 2770.809
0.9100000000000001, 0.9128826211936547, 0.9216061791753827, 51, 2903.155
0.9200000000000002, 0.9129055219442183, 0.9215128725662007, 51, 3036.041
0.9300000000000002, 0.9125449198100206, 0.9217415111315896, 51, 3167.713
0.9400000000000002, 0.9122890591006773, 0.9219074595826552, 51, 3299.354
0.9500000000000002, 0.9120001515166076, 0.9222271338364492, 51, 3431.119
0.9600000000000002, 0.9115921265932788, 0.9226709718039614, 51, 3563.724
0.9700000000000002, 0.9111194012704976, 0.9230058928571062, 51, 3696.248
0.9800000000000002, 0.9104574999748482, 0.9234751810328148, 51, 3829.305

Analysing (-160*y2*x1 - 160*y2*x2 + 308*z1*y1 + 497*y1 + 320*y2)/160 for the parameter intervals below:
0.8, 2.274606760718831, 2.3210190681460903, 51, 140.366
0.81, 2.2740659426151546, 2.3216066190438496, 51, 278.604
0.8200000000000001, 2.2735604609532993, 2.322141267248114, 51, 416.413
0.8300000000000001, 2.2728760090588302, 2.322802579643769, 51, 554.946
0.8400000000000001, 2.271918686591263, 2.323743718361765, 51, 690.439
0.8500000000000001, 2.2710828132712093, 2.324579942655075, 51, 825.228
0.8600000000000001, 2.270353205601987, 2.325336959545322, 51, 961.494
0.8700000000000001, 2.269068563158096, 2.326700406235369, 51, 1097.793
0.8800000000000001, 2.2683427911846175, 2.327432466168776, 51, 1234.595
0.8900000000000001, 2.2672652638704207, 2.3285012593504018, 51, 1370.09
0.9000000000000001, 2.2661377910991582, 2.3296169351075666, 51, 1506.495
0.9100000000000001, 2.2647502247529734, 2.3310602331950316, 51, 1643.529
0.9200000000000002, 2.2632892918287433, 2.332501721685501, 51, 1779.152
0.9300000000000002, 2.2610505401952046, 2.3347602384943977, 51, 1915.511
0.9400000000000002, 2.2596228868040313, 2.3362432420631385, 51, 2052.839
0.9500000000000002, 2.257240441843315, 2.3386375952044522, 51, 2189.016
0.9600000000000002, 2.254394560767544, 2.3415449517572986, 51, 2324.609
0.9700000000000002, 2.250606722883052, 2.345452281662104, 51, 2462.61
0.9800000000000002, 2.245441303008085, 2.350733331787356, 51, 2598.827
0.9900000000000002, 2.236073526193272, 2.3603820093196712, 51, 2735.264

Analysing (-640*y2*x1 - 640*y2*x2 + 539*z1*y1 + 640*y2)/16 for the parameter intervals below:
0.8, 13.143037383282724, 13.81505793411083, 71, 190.336
0.81, 13.133164800894676, 13.825870509976383, 55, 336.173
0.8200000000000001, 13.118486960333277, 13.83866219958037, 62, 500.887
0.8300000000000001, 13.112639338199774, 13.846291087294281, 79, 711.076
0.8400000000000001, 13.096147699847219, 13.860966120969575, 52, 848.375
0.8500000000000001, 13.08890025652289, 13.869619940766663, 91, 1088.564
0.8600000000000001, 13.068581050824957, 13.888042310666687, 57, 1237.284
0.8700000000000001, 13.06172015926142, 13.896281043650811, 99, 1496.267
0.8800000000000001, 13.04618358949995, 13.911549432714105, 79, 1703.088
0.8900000000000001, 13.027881466743393, 13.92987223703292, 60, 1862.619
0.9000000000000001, 13.011264324292865, 13.947025383561463, 81, 2077.767
0.9100000000000001, 12.988863138214437, 13.967363973818497, 91, 2321.824
0.9200000000000002, 12.967418988342931, 13.990222730120216, 84, 2549.298
0.9300000000000002, 12.942171837508862, 14.015077405902108, 76, 2752.281
0.9400000000000002, 12.909932911116595, 14.046615356666715, 57, 2905.463
0.9500000000000002, 12.876921049760064, 14.0804816293275, 75, 3104.817
0.9600000000000002, 12.83111671503435, 14.12308512447994, 105, 3382.494
0.9700000000000002, 12.77554452673492, 14.17799937861486, 54, 3524.268
0.9800000000000002, 12.698458994515798, 14.255532551649152, 57, 3675.622
0.9900000000000002, 12.557324983820914, 14.392604808772022, 72, 3867.187