Sunday, 26 May 2013

spliting by using & \qquad

spliting by using & \qquad

\epsilon ^7 \left(g_7 \phi _1^7+6 g_6 \phi _1^5 \phi _2+10 g_5 \phi _1^3 \phi _2^2+4 g_4 \phi _1 \phi _2^3+5 g_5 \phi _1^4 \phi _3+12 g_4 \phi _1^2 \phi _2 \phi _3+3 g_3 \phi _2^2 \phi _3+3 g_3 \phi _1 \phi _3^2+4 g_4 \phi _1^3 \phi _4+6 g_3 \phi _1 \phi _2 \phi _4  +2 g_2 \phi _3 \phi _4+3 g_3 \phi _1^2 \phi _5+2 g_2 \phi _2 \phi _5+2 g_2 \phi _1 \phi _6+\phi _7\right)
I need to split the above line and I did using & \qquad , but didn't run . I think the problem arised because, I used \ within bracket.
  \epsilon ^7 \left(g_7 \phi _1^7+6 g_6 \phi _1^5 \phi _2+10 g_5 \phi _1^3 \phi _2^2 \\ & \qquad +4 g_4 \phi _1 \phi _2^3+5 g_5 \phi _1^4 \phi _3+12 g_4 \phi _1^2 \phi _2 \phi_3+\\
& \qquad3 g_3 \phi _2^2 \phi _3+3 g_3 \phi _1 \phi _3^2+4 g_4 \phi _1^3 \phi _4+6 g_3 \phi _1 \phi _2 \phi _4 + \ & \qquad 2 g_2 \phi _3 \phi _4+3 g_3 \phi _1^2 \phi _5+2 g_2 \phi _2 \phi _5+2 g_2 \phi _1 \phi _6+\phi _7\right)

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