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10/27/2007 Using Maple to show tangent![]() Example command
>showtangent(x^2 - 2, x=1.5, x=1.39..1.51);
Any Questions mail me... Prime Numbers-MaplePrime Number-
Do you know the First 10 Prime Numbers?
Yes. They are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29.
Do you know the First 20 Prime Numbers?
Er...Yes. 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71.
Do you know the First 100 Prime Numbers?
What? 100?
Yes. They are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521, 523, 541.
And first 1000 . They are
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613, 617, 619, 631, 641, 643, 647, 653, 659, 661, 673, 677, 683, 691, 701, 709, 719, 727, 733, 739, 743, 751, 757, 761, 769, 773, 787, 797, 809, 811, 821, 823, 827, 829, 839, 853, 857, 859, 863, 877, 881, 883, 887, 907, 911, 919, 929, 937, 941, 947, 953, 967, 971, 977, 983, 991, 997, 1009, 1013, 1019, 1021, 1031, 1033, 1039, 1049, 1051, 1061, 1063, 1069, 1087, 1091, 1093, 1097, 1103, 1109, 1117, 1123, 1129, 1151, 1153, 1163, 1171, 1181, 1187, 1193, 1201, 1213, 1217, 1223, 1229, 1231, 1237, 1249, 1259, 1277, 1279, 1283, 1289, 1291, 1297, 1301, 1303, 1307, 1319, 1321, 1327, 1361, 1367, 1373, 1381, 1399, 1409, 1423, 1427, 1429, 1433, 1439, 1447, 1451, 1453, 1459, 1471, 1481, 1483, 1487, 1489, 1493, 1499, 1511, 1523, 1531, 1543, 1549, 1553, 1559, 1567, 1571, 1579, 1583, 1597, 1601, 1607, 1609, 1613, 1619, 1621, 1627, 1637, 1657, 1663, 1667, 1669, 1693, 1697, 1699, 1709, 1721, 1723, 1733, 1741, 1747, 1753, 1759, 1777, 1783, 1787, 1789, 1801, 1811, 1823, 1831, 1847, 1861, 1867, 1871, 1873, 1877, 1879, 1889, 1901, 1907, 1913, 1931, 1933, 1949, 1951, 1973, 1979, 1987, 1993, 1997, 1999, 2003, 2011, 2017, 2027, 2029, 2039, 2053, 2063, 2069, 2081, 2083, 2087, 2089, 2099, 2111, 2113, 2129, 2131, 2137, 2141, 2143, 2153, 2161, 2179, 2203, 2207, 2213, 2221, 2237, 2239, 2243, 2251, 2267, 2269, 2273, 2281, 2287, 2293, 2297, 2309, 2311, 2333, 2339, 2341, 2347, 2351, 2357, 2371, 2377, 2381, 2383, 2389, 2393, 2399, 2411, 2417, 2423, 2437, 2441, 2447, 2459, 2467, 2473, 2477, 2503, 2521, 2531, 2539, 2543, 2549, 2551, 2557, 2579, 2591, 2593, 2609, 2617, 2621, 2633, 2647, 2657, 2659, 2663, 2671, 2677, 2683, 2687, 2689, 2693, 2699, 2707, 2711, 2713, 2719, 2729, 2731, 2741, 2749, 2753, 2767, 2777, 2789, 2791, 2797, 2801, 2803, 2819, 2833, 2837, 2843, 2851, 2857, 2861, 2879, 2887, 2897, 2903, 2909, 2917, 2927, 2939, 2953, 2957, 2963, 2969, 2971, 2999, 3001, 3011, 3019, 3023, 3037, 3041, 3049, 3061, 3067, 3079, 3083, 3089, 3109, 3119, 3121, 3137, 3163, 3167, 3169, 3181, 3187, 3191, 3203, 3209, 3217, 3221, 3229, 3251, 3253, 3257, 3259, 3271, 3299, 3301, 3307, 3313, 3319, 3323, 3329, 3331, 3343, 3347, 3359, 3361, 3371, 3373, 3389, 3391, 3407, 3413, 3433, 3449, 3457, 3461, 3463, 3467, 3469, 3491, 3499, 3511, 3517, 3527, 3529, 3533, 3539, 3541, 3547, 3557, 3559, 3571, 3581, 3583, 3593, 3607, 3613, 3617, 3623, 3631, 3637, 3643, 3659, 3671, 3673, 3677, 3691, 3697, 3701, 3709, 3719, 3727, 3733, 3739, 3761, 3767, 3769, 3779, 3793, 3797, 3803, 3821, 3823, 3833, 3847, 3851, 3853, 3863, 3877, 3881, 3889, 3907, 3911, 3917, 3919, 3923, 3929, 3931, 3943, 3947, 3967, 3989, 4001, 4003, 4007, 4013, 4019, 4021, 4027, 4049, 4051, 4057, 4073, 4079, 4091, 4093, 4099, 4111, 4127, 4129, 4133, 4139, 4153, 4157, 4159, 4177, 4201, 4211, 4217, 4219, 4229, 4231, 4241, 4243, 4253, 4259, 4261, 4271, 4273, 4283, 4289, 4297, 4327, 4337, 4339, 4349, 4357, 4363, 4373, 4391, 4397, 4409, 4421, 4423, 4441, 4447, 4451, 4457, 4463, 4481, 4483, 4493, 4507, 4513, 4517, 4519, 4523, 4547, 4549, 4561, 4567, 4583, 4591, 4597, 4603, 4621, 4637, 4639, 4643, 4649, 4651, 4657, 4663, 4673, 4679, 4691, 4703, 4721, 4723, 4729, 4733, 4751, 4759, 4783, 4787, 4789, 4793, 4799, 4801, 4813, 4817, 4831, 4861, 4871, 4877, 4889, 4903, 4909, 4919, 4931, 4933, 4937, 4943, 4951, 4957, 4967, 4969, 4973, 4987, 4993, 4999, 5003, 5009, 5011, 5021, 5023, 5039, 5051, 5059, 5077, 5081, 5087, 5099, 5101, 5107, 5113, 5119, 5147, 5153, 5167, 5171, 5179, 5189, 5197, 5209, 5227, 5231, 5233, 5237, 5261, 5273, 5279, 5281, 5297, 5303, 5309, 5323, 5333, 5347, 5351, 5381, 5387, 5393, 5399, 5407, 5413, 5417, 5419, 5431, 5437, 5441, 5443, 5449, 5471, 5477, 5479, 5483, 5501, 5503, 5507, 5519, 5521, 5527, 5531, 5557, 5563, 5569, 5573, 5581, 5591, 5623, 5639, 5641, 5647, 5651, 5653, 5657, 5659, 5669, 5683, 5689, 5693, 5701, 5711, 5717, 5737, 5741, 5743, 5749, 5779, 5783, 5791, 5801, 5807, 5813, 5821, 5827, 5839, 5843, 5849, 5851, 5857, 5861, 5867, 5869, 5879, 5881, 5897, 5903, 5923, 5927, 5939, 5953, 5981, 5987, 6007, 6011, 6029, 6037, 6043, 6047, 6053, 6067, 6073, 6079, 6089, 6091, 6101, 6113, 6121, 6131, 6133, 6143, 6151, 6163, 6173, 6197, 6199, 6203, 6211, 6217, 6221, 6229, 6247, 6257, 6263, 6269, 6271, 6277, 6287, 6299, 6301, 6311, 6317, 6323, 6329, 6337, 6343, 6353, 6359, 6361, 6367, 6373, 6379, 6389, 6397, 6421, 6427, 6449, 6451, 6469, 6473, 6481, 6491, 6521, 6529, 6547, 6551, 6553, 6563, 6569, 6571, 6577, 6581, 6599, 6607, 6619, 6637, 6653, 6659, 6661, 6673, 6679, 6689, 6691, 6701, 6703, 6709, 6719, 6733, 6737, 6761, 6763, 6779, 6781, 6791, 6793, 6803, 6823, 6827, 6829, 6833, 6841, 6857, 6863, 6869, 6871, 6883, 6899, 6907, 6911, 6917, 6947, 6949, 6959, 6961, 6967, 6971, 6977, 6983, 6991, 6997, 7001, 7013, 7019, 7027, 7039, 7043, 7057, 7069, 7079, 7103, 7109, 7121, 7127, 7129, 7151, 7159, 7177, 7187, 7193, 7207, 7211, 7213, 7219, 7229, 7237, 7243, 7247, 7253, 7283, 7297, 7307, 7309, 7321, 7331, 7333, 7349, 7351, 7369, 7393, 7411, 7417, 7433, 7451, 7457, 7459, 7477, 7481, 7487, 7489, 7499, 7507, 7517, 7523, 7529, 7537, 7541, 7547, 7549, 7559, 7561, 7573, 7577, 7583, 7589, 7591, 7603, 7607, 7621, 7639, 7643, 7649, 7669, 7673, 7681, 7687, 7691, 7699, 7703, 7717, 7723, 7727, 7741, 7753, 7757, 7759, 7789, 7793, 7817, 7823, 7829, 7841, 7853, 7867, 7873, 7877, 7879, 7883, 7901, 7907, 7919
From 1001th Prime. 7927, 7933, 7937, 7949, 7951, 7963, 7993, 8009, 8011, 8017, 8039, 8053, 8059, 8069, 8081, 8087, 8089, 8093, 8101, 8111, 8117, 8123, 8147, 8161, 8167, 8171, 8179, 8191, 8209, 8219, 8221, 8231, 8233, 8237, 8243, 8263, 8269, 8273, 8287, 8291, 8293, 8297, 8311, 8317, 8329, 8353, 8363, 8369, 8377, 8387, 8389, 8419, 8423, 8429, 8431, 8443, 8447, 8461, 8467, 8501, 8513, 8521, 8527, 8537, 8539, 8543, 8563, 8573, 8581, 8597, 8599, 8609, 8623, 8627, 8629, 8641, 8647, 8663, 8669, 8677, 8681, 8689, 8693, 8699, 8707, 8713, 8719, 8731, 8737, 8741, 8747, 8753, 8761, 8779, 8783, 8803, 8807, 8819, 8821, 8831, 8837, 8839, 8849, 8861, 8863, 8867, 8887, 8893, 8923, 8929, 8933, 8941, 8951, 8963, 8969, 8971, 8999, 9001, 9007, 9011, 9013, 9029, 9041, 9043, 9049, 9059, 9067, 9091, 9103, 9109, 9127, 9133, 9137, 9151, 9157, 9161, 9173, 9181, 9187, 9199, 9203, 9209, 9221, 9227, 9239, 9241, 9257, 9277, 9281, 9283, 9293, 9311, 9319, 9323, 9337, 9341, 9343, 9349, 9371, 9377, 9391, 9397, 9403, 9413, 9419, 9421, 9431, 9433, 9437, 9439, 9461, 9463, 9467, 9473, 9479, 9491, 9497, 9511, 9521, 9533, 9539, 9547, 9551, 9587, 9601, 9613, 9619, 9623, 9629, 9631, 9643, 9649, 9661, 9677, 9679, 9689, 9697, 9719, 9721, 9733, 9739, 9743, 9749, 9767, 9769, 9781, 9787, 9791, 9803, 9811, 9817, 9829, 9833, 9839, 9851, 9857, 9859, 9871, 9883, 9887, 9901, 9907, 9923, 9929, 9931, 9941, 9949, 9967, 9973, 10007, 10009, 10037, 10039, 10061, 10067, 10069, 10079, 10091, 10093, 10099, 10103, 10111, 10133, 10139, 10141, 10151, 10159, 10163, 10169, 10177, 10181, 10193, 10211, 10223, 10243, 10247, 10253, 10259, 10267, 10271, 10273, 10289, 10301, 10303, 10313, 10321, 10331, 10333, 10337, 10343, 10357, 10369, 10391, 10399, 10427, 10429, 10433, 10453, 10457, 10459, 10463, 10477, 10487, 10499, 10501, 10513, 10529, 10531, 10559, 10567, 10589, 10597, 10601, 10607, 10613, 10627, 10631, 10639, 10651, 10657, 10663, 10667, 10687, 10691, 10709, 10711, 10723, 10729, 10733, 10739, 10753, 10771, 10781, 10789, 10799, 10831, 10837, 10847, 10853, 10859, 10861, 10867, 10883, 10889, 10891, 10903, 10909, 10937, 10939, 10949, 10957, 10973, 10979, 10987, 10993, 11003, 11027, 11047, 11057, 11059, 11069, 11071, 11083, 11087, 11093, 11113, 11117, 11119, 11131, 11149, 11159, 11161, 11171, 11173, 11177, 11197, 11213, 11239, 11243, 11251, 11257, 11261, 11273, 11279, 11287, 11299, 11311, 11317, 11321, 11329, 11351, 11353, 11369, 11383, 11393, 11399, 11411, 11423, 11437, 11443, 11447, 11467, 11471, 11483, 11489, 11491, 11497, 11503, 11519, 11527, 11549, 11551, 11579, 11587, 11593, 11597, 11617, 11621, 11633, 11657, 11677, 11681, 11689, 11699, 11701, 11717, 11719, 11731, 11743, 11777, 11779, 11783, 11789, 11801, 11807, 11813, 11821, 11827, 11831, 11833, 11839, 11863, 11867, 11887, 11897, 11903, 11909, 11923, 11927, 11933, 11939, 11941, 11953, 11959, 11969, 11971, 11981, 11987, 12007, 12011, 12037, 12041, 12043, 12049, 12071, 12073, 12097, 12101, 12107, 12109, 12113, 12119, 12143, 12149, 12157, 12161, 12163, 12197, 12203, 12211, 12227, 12239, 12241, 12251, 12253, 12263, 12269, 12277, 12281, 12289, 12301, 12323, 12329, 12343, 12347, 12373, 12377, 12379, 12391, 12401, 12409, 12413, 12421, 12433, 12437, 12451, 12457, 12473, 12479, 12487, 12491, 12497, 12503, 12511, 12517, 12527, 12539, 12541, 12547, 12553
How do you know that?
Ask Maple...
OMG... 10/25/2007 Cipher -COME ON & CRACK ITCipher Text
FFGSX VAKEY FEHMG UGCFI GXUXR NGSXW XOMAG PAKMI SMGFC TJRJG XGCCW ZRMUL GQPJU VJBIY VRJVV ICRNY PTUEH YXUGM QECYJ VZQCY EXJCL AIGXK EXNXU GDWZW JURQN QFKPJ NIRTG XRXJB IEIFN KTSFE R
CAN YOU CRACK THE CODE?
LEARN MATHEMATICS THEN YOU CAN CRACK IT WITHIN A MINUTE 10/24/2007 经济_去死吧!!!!!经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 经济_去死吧!!!!! 10/18/2007 Cipher Challenge !!MTZWX UFXXJ IIZWN SLBMN HMOJW NHMTY WNJIJ AJWDY WNHPM JHTZQ IYMNS PTKYT UWTRU YXTRJ KWJXM NSXUN WFYNT SMJFW WFSLJ IYMJH WDUYT LWFRX HMWTS TQTLN HFQQD YMJSM JFWWF SLJIY MJRGD QJSLY MYMJS MJXTW YJIYM JRGDK WJVZJ SHDMJ ITTIQ JITST MJUNQ JTKUF UJWMJ UWTBQ JIFWT ZSIYM JMZYT GQNAN TZXST BYTBM TBFXQ TTPNS LFYMN RFSIB MTBFX SYYMN XBFXB MFYNY MFIGJ JSQNP JKTWY JSNSY JWRNS FGQJR TSYMX QFXYD JFWST BTSIJ WMJMF ILTSJ RFIYM JHMTW ZXQNS JTKRJ FSNSL QJXXQ JYYJW XIFSH JIGJK TWJMN XJDJX GZYYM JDBJW JSTYR JFSNS LQJXX YMJDB JWJQT FIJIB NYMYM JPTXY ANYFQ RJFSN SLNRF LNSFG QJNKT SQDMJ HTZQI KNSIN YMMMM MMMMM
我花了1小时,大家试试看。很有意思的。 大一的数学除了 纯数学的 NUMBER THOERY & CRYPTOGRAPHY 没什么好学了外国人高中学的什么数学啊
现在大学了 还在教范函数 定义域 值域 ....
估计第一年没什么学得了
可悲!
10/15/2007 I BELIEVE I CAN FLY- 2ND DEFINITION 有人说这条路不太好走
但是我天生就是走路的料
而且
我也喜欢走路;
越走越习惯
走着走着,就跑起来了;
跑的久了
不知不觉地
自然而然地
飞起来了。。。 I BELIEVE I CAN FLY
I BELIEVE I CAN I CAN TOUCH THE SKY
10/13/2007 MATH1021 ELEMENTS OF PURE MATHEMATICSAP Arithmetic Progression 等差数列
GP Geometric Progression 等比数列
10/05/2007 Math Is FUNThink of a Positive Integer
If it is Even, devide it by 2
If it is Odd, multiply it by 3 and Add 1
Keep doing the calculations using the rule above.
What do you find?
Isn't it Fun? You may wish to Try some other positive integer number.
Example:
5--------5*3+1=16,16/2=8,8/2=4,4/2=1,1*3+1=4,4/2=1,1*3+1=4.....
Start with 5,16,8,4,2,1,4,2,1,4,2,1,4,2,1.....
Try another one
21------21,64,32,16,8,4,2,1,4,2,1,4,2,1,4,2,1.......
Nomatter what number you try,you will find that it ends in a CYCLE of 4,2,1,4 |
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