</pre>

<pre>
i, j := 0, 10
f := func() int { return 7 }
ch := make(chan int)
r, w, _ := os.Pipe()  // os.Pipe() returns a connected pair of Files and an error, if any
_, y, _ := coord(p)   // coord() returns three values; only interested in y coordinate
</pre>

<p>
Unlike regular variable declarations, a short variable declaration may <i>redeclare</i>

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multiple) v.fromP1xP1(tmp1) } // Multiply by 16 tmp2.FromP3(v) // tmp2 = v in P2 coords tmp1.Double(tmp2) // tmp1 = 2*v in P1xP1 coords tmp2.FromP1xP1(tmp1) // tmp2 = 2*v in P2 coords tmp1.Double(tmp2) // tmp1 = 4*v in P1xP1 coords tmp2.FromP1xP1(tmp1) // tmp2 = 4*v in P2 coords tmp1.Double(tmp2) // tmp1 = 8*v in P1xP1 coords tmp2.FromP1xP1(tmp1) // tmp2 = 8*v in P2 coords tmp1.Double(tmp2) // tmp1 = 16*v in P1xP1 coords v.fromP1xP1(tmp1) // now v = 16*(odd components) // Accumulate the even components...