initial version of paper
add and update figures, use pdf where possible, add SfePy reference
update text, add figures, abstract
add examples, conclusion and support, more figures
small tweaks
add FEM figure, fix figure sizes for 6 pages
add figure files
small fixes
add NURBS introduction section
update figure caption
update IGA section
update IGA implementation section
re-increase figure sizes
small fixes, explain IGA result figures
update elasticity example, add Dirichlet boundary conditions paragraph
update elasticity.png
update abstract and introduction
update geometry section
add bezier-curve.pdf figure file
small fixes