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zaq123321
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Zeroth order, scalar. First order, vector. Second order, matrix. Third order, add another index for matrix, etc. indexes can be superscript or subscript. Subscript tensor transformation with coordinates. Variant, covariant tenders thus defined. Etc [ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ] |

4Â¥2015-06-04 10:16:24
feixiaolin
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ר¼Ò¾Ñé: +518 - Ó¦Öú: 942 (²©ºó)
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2Â¥2015-06-04 07:29:19
fujsjssjsj
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
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3Â¥2015-06-04 10:06:04
mygt_hit
ר¼Ò¹ËÎÊ (Ö°Òµ×÷¼Ò)
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ר¼Ò¾Ñé: +362 - ÊýѧEPI: 3
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5Â¥2015-06-05 14:30:20














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