Changeset c5a262a in git for Singular/LIB/ncpreim.lib
- Timestamp:
- Oct 2, 2013, 3:47:47 PM (10 years ago)
- Branches:
- (u'spielwiese', '5b153614cbc72bfa198d75b1e9e33dab2645d9fe')
- Children:
- 2a13ece6182151684381e63ed79c0ab959d69b856942859d6fd66acd74b3a387a96cae1cf0aa4331
- Parents:
- f4a4f47a998f1ce1569551f04931f98395d59a2860bdf0b77485f6533554642a1f90f6e1d054eef6
- File:
-
- 1 edited
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Singular/LIB/ncpreim.lib
r60bdf0 rc5a262a 72 72 12.12.12: typos 73 73 17.12.12: docu 74 24.09.13: bugfix preimageNC naming conflict if f is map from ring called 'B' 74 75 */ 75 76 … … 661 662 ideal mm = maxideal(1); 662 663 setring B; 663 if (typeof(#[2])=="map" )664 { 665 map phi = #[2];664 if (typeof(#[2])=="map" || typeof(#[2])=="ideal") 665 { 666 map phi = A,ideal(#[2]); 666 667 } 667 668 else 668 669 { 669 if (typeof(#[2])=="ideal") 670 { 671 map phi = A,#[2]; 672 } 673 else 674 { 675 ERROR("Second argument must define a map from the specified ring to the basering."); 676 } 670 ERROR("Second argument must define a map from the specified ring to the basering."); 677 671 } 678 672 if (typeof(#[3])<>"ideal")
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