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Added Tests for CSRCMatrix.
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jacobdwatters committed Jul 29, 2024
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186 changes: 186 additions & 0 deletions src/test/java/org/flag4j/sparse_csr_complex_matrix/CsrCMatrixGetRowColTests.java
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Original file line number Diff line number Diff line change
Expand Up @@ -209,6 +209,192 @@ void getRowTests() {
}


@Test
void getRowAfterTests() {
// --------------------- sub-case 1 ---------------------
aShape = new Shape(12, 15);
aEntries = new CNumber[]{new CNumber(0.23602, 0.16938), new CNumber(0.96814, 0.41204),
new CNumber(0.50047, 0.17891), new CNumber(0.78237, 0.33373), new CNumber(0.64262, 0.82639),
new CNumber(0.09461, 0.96313), new CNumber(0.41434, 0.89052), new CNumber(0.8977, 0.7198),
new CNumber(0.10097, 0.20405), new CNumber(0.33936, 0.09617), new CNumber(0.3967, 0.70692),
new CNumber(0.13199, 0.02088), new CNumber(0.28428, 0.96799), new CNumber(0.28637, 0.27711),
new CNumber(0.28657, 0.01759), new CNumber(0.75007, 0.84077), new CNumber(0.78133, 0.6493),
new CNumber(0.61427, 0.52308)};
aRowPointers = new int[]{0, 1, 4, 4, 7, 7, 8, 11, 12, 13, 15, 16, 18};
aColIndices = new int[]{14, 4, 7, 9, 8, 9, 11, 11, 2, 9, 10, 12, 9, 3, 9, 11, 2, 6};
A = new CsrCMatrix(aShape, aEntries, aRowPointers, aColIndices);

expSize = 10;
expEntries = new CNumber[]{new CNumber(0.50047, 0.17891),
new CNumber(0.78237, 0.33373)};
expIndices = new int[]{7-5, 9-5};
exp = new CooCVector(expSize, expEntries, expIndices);

assertEquals(exp, A.getRowAfter(5, 1));

// --------------------- sub-case 2 ---------------------
aShape = new Shape(300, 15166);
aEntries = new CNumber[]{new CNumber(0.11827, 0.35331), new CNumber(0.98714, 0.71672),
new CNumber(0.65619, 0.40711), new CNumber(0.5775, 0.04425), new CNumber(0.03689, 0.72575),
new CNumber(0.81466, 0.22798), new CNumber(0.15042, 0.15901), new CNumber(0.62663, 0.60531),
new CNumber(0.42851, 0.98514), new CNumber(0.25319, 0.73223), new CNumber(0.84984, 0.49084),
new CNumber(0.76067, 0.3437), new CNumber(0.21163, 0.111), new CNumber(0.19911, 0.51828),
new CNumber(0.73737, 0.58554), new CNumber(0.31597, 0.61098), new CNumber(0.61981, 0.55317),
new CNumber(0.89771, 0.08482), new CNumber(0.57691, 0.28762), new CNumber(0.0168, 0.78888),
new CNumber(0.39332, 0.35908), new CNumber(0.4281, 0.56859), new CNumber(0.87064, 0.29464),
new CNumber(0.53142, 0.66069), new CNumber(0.60571, 0.11065), new CNumber(0.76914, 0.87123),
new CNumber(0.06519, 0.8469), new CNumber(0.78424, 0.43248), new CNumber(0.63513, 0.95586),
new CNumber(0.09574, 0.56269), new CNumber(0.9692, 0.53559), new CNumber(0.54248, 0.23793),
new CNumber(0.96551, 0.31074), new CNumber(0.15251, 0.55079), new CNumber(0.5164, 0.85289),
new CNumber(0.69954, 0.30213), new CNumber(0.72643, 0.31503), new CNumber(0.65479, 0.25359),
new CNumber(0.65493, 0.47835), new CNumber(0.04379, 0.10481), new CNumber(0.51433, 0.46563),
new CNumber(0.74758, 0.79843), new CNumber(0.94717, 0.97309), new CNumber(0.42653, 0.92945),
new CNumber(0.59163, 0.89424)};
aRowPointers = new int[]{0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11,
11, 11, 12, 13, 13, 13, 13, 13, 13, 14, 14, 15, 15, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 18, 18, 19, 19, 19, 19, 19, 20, 20, 20, 21, 21, 21, 21, 22, 22, 22, 23, 23, 24, 24, 24, 24, 24, 24, 24, 24,
24, 24, 24, 24, 24, 24, 24, 24, 24, 25, 25, 25, 25, 25, 26, 26, 26, 26, 26, 26, 27, 27, 27, 27, 27, 27, 27, 27, 27,
27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28,
29, 29, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31,
31, 32, 32, 32, 33, 33, 33, 33, 33, 34, 34, 34, 34, 34, 34, 34, 34, 35, 35, 35, 35, 36, 37, 37, 39, 39, 39, 39, 39,
39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
40, 40, 40, 40, 41, 41, 41, 41, 41, 41, 42, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 44, 44, 44, 45};
aColIndices = new int[]{8644, 13316, 2475, 4742, 8613, 5339, 13064, 3856, 10265, 4381, 14646, 1492, 3871, 4174, 12022, 938,
4211, 11533, 11423, 7119, 9759, 5107, 9, 9304, 15087, 8113, 8874, 8709, 10168, 1440, 2783, 7482, 1489, 3721, 11915,
10588, 4684, 4947, 5088, 7959, 6683, 3493, 6879, 13401, 3782};
A = new CsrCMatrix(aShape, aEntries, aRowPointers, aColIndices);

expSize = 15166-67;
expEntries = new CNumber[]{};
expIndices = new int[]{};
exp = new CooCVector(expSize, expEntries, expIndices);

assertEquals(exp, A.getRowAfter(67, 1));

// --------------------- sub-case 3 ---------------------
aShape = new Shape(300, 15166);
aEntries = new CNumber[]{new CNumber(0.07417, 0.33776), new CNumber(0.31606, 0.60348),
new CNumber(0.96772, 0.433), new CNumber(0.60536, 0.87768), new CNumber(0.18907, 0.01496),
new CNumber(0.66908, 0.31327), new CNumber(0.38721, 0.07906), new CNumber(0.76406, 0.04702),
new CNumber(0.21746, 0.97023), new CNumber(0.3385, 0.12456), new CNumber(0.72547, 0.83389),
new CNumber(0.17455, 0.39491), new CNumber(0.79723, 0.89359), new CNumber(0.9716, 0.42416),
new CNumber(0.75693, 0.88842), new CNumber(0.15964, 0.81973), new CNumber(0.07315, 0.58842),
new CNumber(0.0946, 0.77006), new CNumber(0.38414, 0.02952), new CNumber(0.25713, 0.05333),
new CNumber(0.31648, 0.45272), new CNumber(0.67666, 0.86929), new CNumber(0.2341, 0.91853),
new CNumber(0.8324, 0.00903), new CNumber(0.5731, 0.54102), new CNumber(0.65682, 0.84017),
new CNumber(0.86211, 0.69398), new CNumber(0.90684, 0.38901), new CNumber(0.38009, 0.90416),
new CNumber(0.36273, 0.37741), new CNumber(0.84385, 0.49577), new CNumber(0.04411, 0.0458),
new CNumber(0.96461, 0.01099), new CNumber(0.22804, 0.98745), new CNumber(0.75512, 0.97781),
new CNumber(0.13956, 0.17248), new CNumber(0.0725, 0.72959), new CNumber(0.05183, 0.4561),
new CNumber(0.81789, 0.65072), new CNumber(0.30394, 0.82701), new CNumber(0.37844, 0.48049),
new CNumber(0.07998, 0.91007), new CNumber(0.18443, 0.2077), new CNumber(0.63667, 0.6216),
new CNumber(0.30962, 0.56366), new CNumber(325.1, -5235.0), new CNumber(0.0, 15.0),
new CNumber(200.25, 0.0), new CNumber(0.0025, 23.56), new CNumber(0.17583, 0.80122),
new CNumber(0.0307, 0.41328), new CNumber(0.94518, 0.42234), new CNumber(0.91267, 0.07814),
new CNumber(0.10082, 0.74487), new CNumber(0.08132, 0.26143), new CNumber(0.14179, 0.01315),
new CNumber(0.17507, 0.64344), new CNumber(0.58925, 0.41227), new CNumber(0.70825, 0.84555),
new CNumber(0.49276, 0.48589), new CNumber(0.81755, 0.39052), new CNumber(0.65007, 0.19453),
new CNumber(0.87103, 0.70096), new CNumber(0.20915, 0.02103), new CNumber(0.38802, 0.86701),
new CNumber(0.4608, 0.32323), new CNumber(0.73131, 0.57119), new CNumber(0.95901, 0.27634),
new CNumber(0.35189, 0.16865), new CNumber(0.81498, 0.73806), new CNumber(0.9011, 0.97414),
new CNumber(0.39327, 0.85636), new CNumber(0.97954, 0.32593), new CNumber(0.39307, 0.18368),
new CNumber(0.18808, 0.82061), new CNumber(0.02764, 0.93699), new CNumber(0.12029, 0.49499),
new CNumber(0.72848, 0.96809), new CNumber(0.50037, 0.25173), new CNumber(0.13939, 0.70156),
new CNumber(0.49965, 0.64074), new CNumber(0.46194, 0.7433), new CNumber(0.70551, 0.67116),
new CNumber(0.355, 0.1452), new CNumber(0.83789, 0.8059), new CNumber(0.27226, 0.25819),
new CNumber(0.72359, 0.54591), new CNumber(0.40136, 0.72166), new CNumber(0.40853, 0.1244),
new CNumber(0.0264, 0.4671), new CNumber(0.5316, 0.73384), new CNumber(0.04644, 0.1234),
new CNumber(0.87873, 0.31904), new CNumber(0.17373, 0.01339), new CNumber(0.95117, 0.17136),
new CNumber(0.97329, 0.7729), new CNumber(0.31616, 0.67813), new CNumber(0.09135, 0.94509),
new CNumber(0.87001, 0.85635), new CNumber(0.00758, 0.17603), new CNumber(0.80255, 0.1224),
new CNumber(0.63676, 0.36103), new CNumber(0.12557, 0.29875), new CNumber(0.73394, 0.62358),
new CNumber(0.09183, 0.55434), new CNumber(0.68072, 0.92796), new CNumber(0.2264, 0.76327),
new CNumber(0.18836, 0.7597), new CNumber(0.47364, 0.43289), new CNumber(0.90175, 0.5762),
new CNumber(0.08266, 0.04132), new CNumber(0.19222, 0.83772), new CNumber(0.92886, 0.66696),
new CNumber(0.9272, 0.32297), new CNumber(0.65714, 0.11511), new CNumber(0.9301, 0.92064),
new CNumber(0.05519, 0.49315), new CNumber(0.70471, 0.67155), new CNumber(0.87287, 0.03979),
new CNumber(0.42453, 0.0771), new CNumber(0.75881, 0.55626), new CNumber(0.44765, 0.06961),
new CNumber(0.31151, 0.21722), new CNumber(0.97534, 0.21786), new CNumber(0.32177, 0.54134),
new CNumber(0.54665, 0.26363), new CNumber(0.00402, 0.32476), new CNumber(0.50158, 0.65639),
new CNumber(0.13285, 0.17358), new CNumber(0.40227, 0.34524), new CNumber(0.62518, 0.15134),
new CNumber(0.58675, 0.4635), new CNumber(0.99354, 0.44441), new CNumber(0.20614, 0.06949),
new CNumber(0.78794, 0.81834), new CNumber(0.41006, 0.24625), new CNumber(0.3653, 0.78255),
new CNumber(0.05381, 0.60392), new CNumber(0.21342, 0.37019), new CNumber(0.88689, 0.36104),
new CNumber(0.18875, 0.01533), new CNumber(0.03235, 0.63991), new CNumber(0.80908, 0.72261),
new CNumber(0.46771, 0.29074), new CNumber(0.16719, 0.98106), new CNumber(0.27523, 0.6026),
new CNumber(0.58742, 0.38022), new CNumber(0.90384, 0.09489), new CNumber(0.26217, 0.60955),
new CNumber(0.63225, 0.56871), new CNumber(0.35017, 0.65807), new CNumber(0.49884, 0.02367),
new CNumber(0.89073, 0.46354), new CNumber(0.50107, 0.20768), new CNumber(0.78063, 0.64339),
new CNumber(0.46752, 0.24795), new CNumber(0.7781, 0.74621), new CNumber(0.67593, 0.08227),
new CNumber(0.04364, 0.92822), new CNumber(0.0748, 0.99679), new CNumber(0.82186, 0.64914),
new CNumber(0.8053, 0.88578), new CNumber(0.36582, 0.1991), new CNumber(0.68069, 0.14296),
new CNumber(0.31057, 0.72957), new CNumber(0.22528, 0.50156), new CNumber(0.74779, 0.46033),
new CNumber(0.29114, 0.26132), new CNumber(0.74951, 0.18053), new CNumber(0.15152, 0.87689),
new CNumber(0.88389, 0.62622), new CNumber(0.19534, 0.29521), new CNumber(0.44199, 0.58656),
new CNumber(0.58043, 0.99993), new CNumber(0.07742, 0.36248), new CNumber(0.50984, 0.34393),
new CNumber(0.17955, 0.78658), new CNumber(0.75337, 0.23502), new CNumber(0.58356, 0.5011),
new CNumber(0.69879, 0.24202), new CNumber(0.60726, 0.31803), new CNumber(0.3807, 0.78102),
new CNumber(0.83648, 0.69741), new CNumber(0.94284, 0.46428), new CNumber(0.99928, 0.24795),
new CNumber(0.25366, 0.95709), new CNumber(0.54861, 0.93149), new CNumber(0.33885, 0.44512),
new CNumber(0.90328, 0.38962), new CNumber(0.54871, 0.9487), new CNumber(0.2579, 0.33187),
new CNumber(0.979, 0.19838), new CNumber(0.7881, 0.93007), new CNumber(0.98205, 0.20834),
new CNumber(0.81939, 0.38326), new CNumber(0.43123, 0.13852), new CNumber(0.53469, 0.31964),
new CNumber(0.66996, 0.63725), new CNumber(0.25209, 0.34233), new CNumber(0.57683, 0.16357),
new CNumber(0.45884, 0.73653), new CNumber(0.19001, 0.41945), new CNumber(0.1327, 0.80527),
new CNumber(0.03333, 0.85803), new CNumber(0.97391, 0.02655), new CNumber(0.11362, 0.47215),
new CNumber(0.20636, 0.88407), new CNumber(0.06771, 0.98198), new CNumber(0.5518, 0.35977),
new CNumber(0.91907, 0.0687), new CNumber(0.23925, 0.05597), new CNumber(0.81963, 0.32057),
new CNumber(0.9985, 0.39285), new CNumber(0.12062, 0.45297), new CNumber(0.8906, 0.86926),
new CNumber(0.22809, 0.84537), new CNumber(0.62687, 0.1817), new CNumber(0.44058, 0.53357),
new CNumber(0.37758, 0.10782), new CNumber(0.08602, 0.54584), new CNumber(0.21486, 0.49503),
new CNumber(0.48271, 0.67872), new CNumber(0.80135, 0.44841), new CNumber(0.27364, 0.75899),
new CNumber(0.35212, 0.11285), new CNumber(0.27263, 0.03466), new CNumber(0.88125, 0.78596),
new CNumber(0.667, 0.84789), new CNumber(0.00733, 0.23049), new CNumber(0.45477, 0.28087),
new CNumber(0.09393, 0.98723)};
aRowPointers = new int[]{0, 2, 2, 3, 3, 4, 4, 4, 6, 6, 6, 9, 9, 12, 13, 14, 14, 14, 16, 16, 17, 17, 17, 18, 19, 21, 21, 21,
21, 21, 23, 23, 23, 24, 25, 27, 28, 29, 30, 32, 33, 35, 35, 35, 35, 35, 35, 36, 38, 39, 40, 40, 40, 41, 41, 41, 41,
41, 41, 41, 41, 43, 44, 44, 45, 45, 45, 50, 54, 54, 55, 56, 57, 57, 58, 59, 60, 61, 61, 62, 62, 62, 65, 65, 65, 65,
66, 66, 66, 66, 66, 66, 66, 67, 67, 68, 68, 68, 70, 71, 71, 74, 76, 76, 76, 76, 77, 78, 79, 80, 81, 82, 84, 84, 85,
86, 86, 86, 87, 90, 90, 90, 91, 91, 91, 91, 93, 93, 94, 95, 95, 96, 97, 99, 99, 99, 100, 100, 100, 102, 103, 104, 104,
105, 106, 106, 106, 108, 108, 109, 109, 110, 110, 110, 110, 110, 110, 112, 112, 114, 115, 116, 117, 118, 119, 119, 119,
121, 122, 122, 122, 122, 122, 123, 123, 124, 125, 125, 127, 128, 129, 130, 131, 131, 131, 131, 131, 131, 131, 131, 132,
132, 132, 133, 135, 135, 136, 138, 138, 138, 139, 141, 142, 143, 143, 146, 149, 149, 151, 152, 152, 153, 153, 154, 154,
157, 158, 158, 159, 160, 164, 165, 166, 168, 169, 171, 171, 173, 173, 175, 175, 175, 176, 176, 176, 176, 176, 176, 178,
178, 179, 180, 180, 181, 182, 182, 182, 182, 182, 185, 187, 188, 191, 191, 193, 193, 195, 198, 200, 201, 202, 204, 205,
206, 206, 206, 206, 206, 207, 207, 207, 207, 207, 207, 207, 209, 209, 211, 214, 215, 216, 216, 218, 219, 220, 220, 221,
223, 223, 223, 225, 225, 225, 226, 226, 228, 230, 230, 230, 230, 231};
aColIndices = new int[]{11308, 14644, 3093, 8620, 1616, 8706, 3974, 10204, 11162, 3423, 8855, 10055, 5002, 4350, 4639, 14213,
7561, 8984, 13917, 11119, 14597, 5049, 11943, 891, 9757, 11131, 13557, 9352, 1393, 9774, 9689, 13741, 266, 3308, 11418,
3848, 6860, 9572, 9517, 10898, 7181, 3654, 14014, 11088, 15150, 14, 152, 256, 299, 2051, 4631, 8720, 9872, 10621,
12123, 4093, 5528, 5623, 5555, 13158, 498, 7874, 7759, 11179, 15136, 1182, 2174, 7127, 1473, 3703, 6918, 5471, 10667,
13453, 4719, 5669, 5848, 9375, 1552, 3924, 5768, 4041, 933, 2312, 11382, 10648, 201, 7395, 11920, 13169, 3501, 7369,
7628, 6518, 6723, 2468, 7912, 4276, 13528, 7293, 3724, 4350, 5104, 13582, 8593, 4325, 1354, 10690, 8653, 9559, 9159,
11269, 352, 2824, 706, 4536, 5060, 860, 11423, 7442, 11061, 3993, 12585, 8023, 4048, 5590, 9877, 12499, 9861, 2130,
3196, 6442, 2637, 2628, 10739, 13330, 12679, 13951, 12340, 4474, 6147, 10623, 4005, 3746, 5426, 14336, 4897, 9224,
10509, 6763, 7543, 5665, 11728, 4805, 1337, 1405, 4177, 103, 52, 3227, 7151, 11508, 14054, 15148, 14836, 14235, 5331,
9556, 3232, 2788, 4389, 5476, 14200, 7503, 8578, 8262, 1446, 13548, 7602, 1858, 14746, 12374, 4150, 6407, 8700, 4406,
13511, 7287, 86, 1028, 13812, 3358, 13245, 9521, 11240, 1192, 6935, 13412, 10208, 14909, 8296, 13444, 4531, 9687,
10261, 8491, 14865, 1128, 6940, 41, 7431, 5395, 10194, 11774, 4126, 2777, 1447, 3493, 8081, 10003, 14514, 1622, 13315,
11606, 12628, 9514, 889, 10978, 4847, 12431, 10487};
A = new CsrCMatrix(aShape, aEntries, aRowPointers, aColIndices);

expSize = 15166-180;
expEntries = new CNumber[]{new CNumber(200.25, 0.0), new CNumber(0.0025, 23.56), new CNumber(0.17583, 0.80122)};
expIndices = new int[]{256-180, 299-180, 2051-180};
exp = new CooCVector(expSize, expEntries, expIndices);

assertEquals(exp, A.getRowAfter(180, 66));

// --------------------- sub-case 4 ---------------------
A = new CsrCMatrix(1000, 15235);
assertThrows(IndexOutOfBoundsException.class, ()->A.getRowAfter(34, -1));
assertThrows(IndexOutOfBoundsException.class, ()->A.getRowAfter(2, 1001));
assertThrows(IndexOutOfBoundsException.class, ()->A.getRowAfter(-1, -4));
assertThrows(IndexOutOfBoundsException.class, ()->A.getRowAfter(9026910, 20015));
}


@Test
void getColTests() {
// --------------------- sub-case 1 ---------------------
Expand Down
51 changes: 51 additions & 0 deletions src/test/java/org/flag4j/sparse_csr_complex_matrix/CsrCMatrixToDenseTests.java
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Original file line number Diff line number Diff line change
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package org.flag4j.sparse_csr_complex_matrix;

import org.flag4j.arrays.dense.CMatrix;
import org.flag4j.arrays.sparse.CsrCMatrix;
import org.flag4j.complex_numbers.CNumber;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

class CsrCMatrixToDenseTests {
static CsrCMatrix A;
static CNumber[][] aEntries;

static CMatrix exp;

static void build() {
A = new CMatrix(aEntries).toCsr();
exp = new CMatrix(aEntries);
}


@Test
void toDenseTests() {
// --------------------- Sub-case 1 ---------------------
aEntries = new CNumber[][]{
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.62854+0.22343i"), new CNumber("0.44136+0.15692i"), new CNumber("0.69915+0.87818i"), new CNumber("0.74834+0.32125i")},
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.27069+0.73057i"), new CNumber("0.0")},
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.7623+0.12432i"), new CNumber("0.0")}};
build();

assertEquals(exp, A.toDense());

// --------------------- Sub-case 2 ---------------------
aEntries = new CNumber[][]{
{new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"),
new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.3778+0.2475i"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0"),
new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.60458+0.65914i"), new CNumber("0.0"), new CNumber("0.08514+0.96172i"), new CNumber("0.0"),
new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.0")},
{new CNumber("0.0"), new CNumber("0.35664+0.90759i"), new CNumber("0.18187+0.30447i"), new CNumber("0.0"),
new CNumber("0.0"), new CNumber("0.0"), new CNumber("0.67137+0.11747i")}};
build();

assertEquals(exp, A.toDense());
}
}
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