Expression 19: distance left parenthesis, left parenthesis, "X" , "Y" , right parenthesis , left parenthesis, "x" Subscript, 1 , Baseline , "y" Subscript, 1 , Baseline , right parenthesis , right parenthesis tilde 2random left parenthesis, 5 , right parenthesisdistanceX,Y,x1,y1~2random5
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Expression 20: "k" equals 0.5 5k=0.55
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Expression 21: "T" equals "t" Subscript, 1 , Baseline to "t" Subscript, 1 , Baseline plus 0.0 2 , "z" to "z" Subscript, "b" , BaselineT=t1→t1+0.02,z→zb
Expression 24: "B" equals join left parenthesis, left parenthesis, "x" Subscript, 1 , Baseline , "y" Subscript, 1 , Baseline , right parenthesis , "z" , right parenthesisB=joinx1,y1,z
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Expression 25: "m" left parenthesis, "x" , right parenthesis equals StartRoot, "x" . "x" squared plus "x" . "y" squared , EndRootmx=x.x2+x.y2
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Expression 26: "M" equals "m" left parenthesis, "B" left bracket, "w" , right bracket minus "B" left bracket, "w" plus 1 , right bracket , right parenthesisM=mBw−Bw+1
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Expression 27: "A" left parenthesis, "x" , right parenthesis equals arc tangent left parenthesis, "x" . "y" , "x" . "x" , right parenthesisAx=arctanx.y,x.x
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Expression 28: "A" Subscript, 1 , Baseline equals "A" left parenthesis, "B" left bracket, "w" , right bracket minus "B" left bracket, "w" plus 1 , right bracket , right parenthesisA1=ABw−Bw+1
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Expression 29: "w" equals left bracket, 1... "N" , right bracketw=1...N
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Expression 30: "N" equals 7N=7
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Expression 31: "z" Subscript, "b" , Baseline equals "z" plus left brace, "M" greater than 1 : 1 , 0 , right brace 0.0 5 times left parenthesis, cos "A" Subscript, 1 , Baseline , sin "A" Subscript, 1 , Baseline , right parenthesiszb=z+M>1:1,00.05·cosA1,sinA1
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Expression 32: "B" left bracket, 2 , right bracketB2
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Expression 33: "B" left bracket, 3 , right bracketB3
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Expression 34: "B" left bracket, 4 , right bracketB4
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Expression 35: "B" left bracket, 5 , right bracketB5
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Expression 36: "B" left bracket, 6 , right bracketB6
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Expression 37: "B" left bracket, 7 , right bracketB7
