fracture.py
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	import numpy as np
	import ufl
	import fenics as fen
	from rrompy.hfengines.linear_problem.bidimensional import \
	MembraneFractureEngine as MFE
	from rrompy.solver.fenics import affine_warping

	verb = 100

	mu0 = [45. ** .5, .7]

	H = 1.
	L = .75
	delta = .05
	n = 50

	solver = MFE(mu0 = mu0, H = H, L = L, delta = delta,
	n = n, verbosity = verb)
	u0 = solver.liftDirichletData()
	uh = solver.solve(mu0)[0]
	#solver.plotmesh(figsize = (7.5, 4.5))
	#solver.plot(u0, what = 'REAL', figsize = (8, 5))
	print(solver.norm(uh))
	#solver.plot(uh, what = 'REAL', figsize = (8, 5))
	#solver.plot(solver.residual(mu0, uh)[0], name = 'res',
	# what = 'REAL', figsize = (8, 5))
	#solver.outParaviewTimeDomain(uh, mu0[0], filename = 'out', folder = True,
	# forceNewFile = False)

	y = fen.SpatialCoordinate(solver.V.mesh())[1]
	warp1, warpI1 = affine_warping(solver.V.mesh(),
	np.array([[1, 0], [0, 2. * mu0[1]]]))
	warp2, warpI2 = affine_warping(solver.V.mesh(),
	np.array([[1, 0], [0, 2. - 2. * mu0[1]]]))

	warp = ufl.conditional(ufl.ge(y, 0.), warp1, warp2)
	warpI = ufl.conditional(ufl.ge(y, 0.), warpI1, warpI2)

	#solver.plotmesh([warp, warpI], figsize = (7.5, 4.5))
	#solver.plot(u0, [warp, warpI], what = 'REAL', figsize = (8, 5))
	solver.plot(uh, [warp, warpI], what = 'REAL', figsize = (8, 5))
	#solver.plot(solver.residual(mu0, uh)[0], [warp, warpI], name = 'res',
	# what = 'REAL', figsize = (8, 5))
	#solver.outParaviewTimeDomain(uh, mu0[0], [warp, warpI],
	# filename = 'outW', folder = True,
	# forceNewFile = False)