1. Foreword

   • Nail H. Ibragimov

   Foreword Pages: 103 - 103

2. Rotationally Invariant and Partially Invariant Flows of a Viscous Incompressible Fluid and a Viscous Gas

   • A. Hematulin
   • S. V. Meleshko

   OriginalPaper Pages: 105 - 124

3. Laplace Type Invariants for Parabolic Equations

   • N. H. Ibragimov

   OriginalPaper Pages: 125 - 133

4. Symmetries of Integro-Differential Equations: A Survey of Methods Illustrated by the Benny Equations

   • N. H. Ibragimov
   • V. F. Kovalev
   • V. V. Pustovalov

   OriginalPaper Pages: 135 - 153

5. Lie–Bäcklund Symmetries of Submaximal Order of Ordinary Differential Equations

   • N. H. Ibragimov
   • S. R. Svirshchevskii

   OriginalPaper Pages: 155 - 166

6. An Approximate Lie Group Investigation into the Spreading of a Liquid Drop on a Slowly Dropping Flat Plane

   • E. Momoniat

   OriginalPaper Pages: 167 - 173

7. Symmetry Analysis and Numerical Modelling of Invasion by Malignant Tumour Tissue

   • J. M. Stewart
   • P. Broadbridge
   • J. M. Goard

   OriginalPaper Pages: 175 - 193

8. Approximate First Integrals of a Galaxy Model

   • G. Ünal
   • G. Gorali

   OriginalPaper Pages: 195 - 211

9. Contact Symmetry Algebras of Scalar Ordinary Differential Equations

   • C. Wafo Soh
   • F. M. Mahomed
   • C. Qu

   OriginalPaper Pages: 213 - 230