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1 | function [exponents,base]=getexponentbase(p,x) |
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2 | %GETEXPONENTBASE Internal function used in SOS programs |
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3 | |
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4 | % Author Johan Löfberg |
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5 | % $Id: getexponentbase.m,v 1.9 2006/02/15 21:41:35 joloef Exp $ |
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6 | |
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7 | if isempty(p) |
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8 | exponents=[]; |
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9 | base=[]; |
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10 | else |
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11 | p_vars = getvariables(p); |
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12 | x_vars = getvariables(x); |
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13 | |
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14 | base = getbase(p); |
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15 | |
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16 | monom_table = yalmip('monomtable'); |
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17 | exponents = monom_table(p_vars,x_vars); |
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18 | if any(base(:,1))%base(1)~=0 |
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19 | exponents = [spalloc(1,size(exponents,2),0);exponents]; |
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20 | else |
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21 | base = base(:,2:end); |
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22 | end |
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23 | end |
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