% This file was created by matlab2tikz v0.2.2.
% Copyright (c) 2008--2012, Nico Schlömer <nico.schloemer@gmail.com>
% All rights reserved.
% 
% The latest updates can be retrieved from
%   http://www.mathworks.com/matlabcentral/fileexchange/22022-matlab2tikz
% where you can also make suggestions and rate matlab2tikz.
% 
% 
% 
\begin{tikzpicture}

\begin{axis}[%
view={-37.5}{30},
width=\figurewidth,
height=\figureheight,
scale only axis,
xmin=0, xmax=1,
xlabel={x},
grid=both,
ymin=0, ymax=1,
ylabel={y},
zmin=0, zmax=1,
%zlabel={u},
axis lines*=left]

\addplot3[%
surf,
colormap/blackwhite,
shader=faceted,
draw=black]
coordinates{ 
(0,0,0)(0,0.0526315789473684,0)(0,0.105263157894737,0)(0,0.157894736842105,0)(0,0.210526315789474,0)(0,0.263157894736842,0)(0,0.315789473684211,0)(0,0.368421052631579,0)(0,0.421052631578947,0)(0,0.473684210526316,0)(0,0.526315789473684,0)(0,0.578947368421053,0)(0,0.631578947368421,0)(0,0.684210526315789,0)(0,0.736842105263158,0)(0,0.789473684210526,0)(0,0.842105263157895,0)(0,0.894736842105263,0)(0,0.947368421052632,0)(0,1,0)

(0.0526315789473684,0,0)(0.0526315789473684,0.0526315789473684,0.0102042452399915)(0.0526315789473684,0.105263157894737,0.0201301452703181)(0.0526315789473684,0.157894736842105,0.0295069474130427)(0.0526315789473684,0.210526315789474,0.0380788769492107)(0.0526315789473684,0.263157894736842,0.045612113986428)(0.0526315789473684,0.315789473684211,0.0519011714560026)(0.0526315789473684,0.368421052631579,0.0567745002645138)(0.0526315789473684,0.421052631578947,0.0600991687058854)(0.0526315789473684,0.473684210526316,0.0617844884918008)(0.0526315789473684,0.526315789473684,0.0617844884918008)(0.0526315789473684,0.578947368421053,0.0600991687058854)(0.0526315789473684,0.631578947368421,0.0567745002645138)(0.0526315789473684,0.684210526315789,0.0519011714560026)(0.0526315789473684,0.736842105263158,0.045612113986428)(0.0526315789473684,0.789473684210526,0.0380788769492107)(0.0526315789473684,0.842105263157895,0.0295069474130427)(0.0526315789473684,0.894736842105263,0.0201301452703181)(0.0526315789473684,0.947368421052632,0.0102042452399915)(0.0526315789473684,1,2.11755376231307e-017)

(0.105263157894737,0,0)(0.105263157894737,0.0526315789473684,0.0201301452703181)(0.105263157894737,0.105263157894737,0.0397111926530342)(0.105263157894737,0.157894736842105,0.0582090222195288)(0.105263157894737,0.210526315789474,0.0751190613994707)(0.105263157894737,0.263157894736842,0.0899800484052133)(0.105263157894737,0.315789473684211,0.102386614250942)(0.105263157894737,0.368421052631579,0.112000340161888)(0.105263157894737,0.421052631578947,0.118558988756315)(0.105263157894737,0.473684210526316,0.121883657197686)(0.105263157894737,0.526315789473684,0.121883657197686)(0.105263157894737,0.578947368421053,0.118558988756315)(0.105263157894737,0.631578947368421,0.112000340161888)(0.105263157894737,0.684210526315789,0.102386614250942)(0.105263157894737,0.736842105263158,0.0899800484052133)(0.105263157894737,0.789473684210526,0.0751190613994707)(0.105263157894737,0.842105263157895,0.0582090222195288)(0.105263157894737,0.894736842105263,0.0397111926530343)(0.105263157894737,0.947368421052632,0.0201301452703181)(0.105263157894737,1,4.17734617804091e-017)

(0.157894736842105,0,0)(0.157894736842105,0.0526315789473684,0.0295069474130427)(0.157894736842105,0.105263157894737,0.0582090222195288)(0.157894736842105,0.157894736842105,0.0853233066394622)(0.157894736842105,0.210526315789474,0.110110193675531)(0.157894736842105,0.263157894736842,0.131893561663984)(0.157894736842105,0.315789473684211,0.150079217111099)(0.157894736842105,0.368421052631579,0.164171102742743)(0.157894736842105,0.421052631578947,0.173784828653689)(0.157894736842105,0.473684210526316,0.1786581574622)(0.157894736842105,0.526315789473684,0.1786581574622)(0.157894736842105,0.578947368421053,0.173784828653689)(0.157894736842105,0.631578947368421,0.164171102742743)(0.157894736842105,0.684210526315789,0.150079217111099)(0.157894736842105,0.736842105263158,0.131893561663985)(0.157894736842105,0.789473684210526,0.110110193675531)(0.157894736842105,0.842105263157895,0.0853233066394622)(0.157894736842105,0.894736842105263,0.0582090222195288)(0.157894736842105,0.947368421052632,0.0295069474130428)(0.157894736842105,1,6.12319147956057e-017)

(0.210526315789474,0,0)(0.210526315789474,0.0526315789473684,0.0380788769492107)(0.210526315789474,0.105263157894737,0.0751190613994707)(0.210526315789474,0.157894736842105,0.110110193675531)(0.210526315789474,0.210526315789474,0.142097806903976)(0.210526315789474,0.263157894736842,0.170209362381417)(0.210526315789474,0.315789473684211,0.193678050155785)(0.210526315789474,0.368421052631579,0.211863705602899)(0.210526315789474,0.421052631578947,0.224270271448628)(0.210526315789474,0.473684210526316,0.230559328918203)(0.210526315789474,0.526315789473684,0.230559328918203)(0.210526315789474,0.578947368421053,0.224270271448628)(0.210526315789474,0.631578947368421,0.211863705602899)(0.210526315789474,0.684210526315789,0.193678050155785)(0.210526315789474,0.736842105263158,0.170209362381417)(0.210526315789474,0.789473684210526,0.142097806903976)(0.210526315789474,0.842105263157895,0.110110193675531)(0.210526315789474,0.894736842105263,0.0751190613994707)(0.210526315789474,0.947368421052632,0.0380788769492108)(0.210526315789474,1,7.90201207948669e-017)

(0.263157894736842,0,0)(0.263157894736842,0.0526315789473684,0.045612113986428)(0.263157894736842,0.105263157894737,0.0899800484052133)(0.263157894736842,0.157894736842105,0.131893561663984)(0.263157894736842,0.210526315789474,0.170209362381417)(0.263157894736842,0.263157894736842,0.203882295395777)(0.263157894736842,0.315789473684211,0.231993850873218)(0.263157894736842,0.368421052631579,0.253777218861671)(0.263157894736842,0.421052631578947,0.268638205867413)(0.263157894736842,0.473684210526316,0.276171442904631)(0.263157894736842,0.526315789473684,0.276171442904631)(0.263157894736842,0.578947368421053,0.268638205867413)(0.263157894736842,0.631578947368421,0.253777218861671)(0.263157894736842,0.684210526315789,0.231993850873218)(0.263157894736842,0.736842105263158,0.203882295395777)(0.263157894736842,0.789473684210526,0.170209362381417)(0.263157894736842,0.842105263157895,0.131893561663985)(0.263157894736842,0.894736842105263,0.0899800484052133)(0.263157894736842,0.947368421052632,0.045612113986428)(0.263157894736842,1,9.46528638889253e-017)

(0.315789473684211,0,0)(0.315789473684211,0.0526315789473684,0.0519011714560026)(0.315789473684211,0.105263157894737,0.102386614250942)(0.315789473684211,0.157894736842105,0.150079217111099)(0.315789473684211,0.210526315789474,0.193678050155785)(0.315789473684211,0.263157894736842,0.231993850873218)(0.315789473684211,0.315789473684211,0.263981464101662)(0.315789473684211,0.368421052631579,0.288768351137731)(0.315789473684211,0.421052631578947,0.305678390317673)(0.315789473684211,0.473684210526316,0.314250319853841)(0.315789473684211,0.526315789473684,0.314250319853841)(0.315789473684211,0.578947368421053,0.305678390317673)(0.315789473684211,0.631578947368421,0.288768351137731)(0.315789473684211,0.684210526315789,0.263981464101662)(0.315789473684211,0.736842105263158,0.231993850873218)(0.315789473684211,0.789473684210526,0.193678050155785)(0.315789473684211,0.842105263157895,0.150079217111099)(0.315789473684211,0.894736842105263,0.102386614250942)(0.315789473684211,0.947368421052632,0.0519011714560027)(0.315789473684211,1,1.07703723597695e-016)

(0.368421052631579,0,0)(0.368421052631579,0.0526315789473684,0.0567745002645138)(0.368421052631579,0.105263157894737,0.112000340161888)(0.368421052631579,0.157894736842105,0.164171102742743)(0.368421052631579,0.210526315789474,0.211863705602899)(0.368421052631579,0.263157894736842,0.253777218861671)(0.368421052631579,0.315789473684211,0.288768351137731)(0.368421052631579,0.368421052631579,0.315882635557665)(0.368421052631579,0.421052631578947,0.334380465124159)(0.368421052631579,0.473684210526316,0.343757267266884)(0.368421052631579,0.526315789473684,0.343757267266884)(0.368421052631579,0.578947368421053,0.334380465124159)(0.368421052631579,0.631578947368421,0.315882635557665)(0.368421052631579,0.684210526315789,0.288768351137731)(0.368421052631579,0.736842105263158,0.253777218861671)(0.368421052631579,0.789473684210526,0.2118637056029)(0.368421052631579,0.842105263157895,0.164171102742743)(0.368421052631579,0.894736842105263,0.112000340161888)(0.368421052631579,0.947368421052632,0.0567745002645139)(0.368421052631579,1,1.17816706489372e-016)

(0.421052631578947,0,0)(0.421052631578947,0.0526315789473684,0.0600991687058855)(0.421052631578947,0.105263157894737,0.118558988756315)(0.421052631578947,0.157894736842105,0.173784828653689)(0.421052631578947,0.210526315789474,0.224270271448628)(0.421052631578947,0.263157894736842,0.268638205867413)(0.421052631578947,0.315789473684211,0.305678390317673)(0.421052631578947,0.368421052631579,0.334380465124159)(0.421052631578947,0.421052631578947,0.353961512506875)(0.421052631578947,0.473684210526316,0.363887412537202)(0.421052631578947,0.526315789473684,0.363887412537202)(0.421052631578947,0.578947368421053,0.353961512506875)(0.421052631578947,0.631578947368421,0.334380465124159)(0.421052631578947,0.684210526315789,0.305678390317673)(0.421052631578947,0.736842105263158,0.268638205867413)(0.421052631578947,0.789473684210526,0.224270271448628)(0.421052631578947,0.842105263157895,0.173784828653689)(0.421052631578947,0.894736842105263,0.118558988756315)(0.421052631578947,0.947368421052632,0.0600991687058856)(0.421052631578947,1,1.24715956753252e-016)

(0.473684210526316,0,0)(0.473684210526316,0.0526315789473684,0.0617844884918008)(0.473684210526316,0.105263157894737,0.121883657197686)(0.473684210526316,0.157894736842105,0.1786581574622)(0.473684210526316,0.210526315789474,0.230559328918203)(0.473684210526316,0.263157894736842,0.276171442904631)(0.473684210526316,0.315789473684211,0.314250319853841)(0.473684210526316,0.368421052631579,0.343757267266884)(0.473684210526316,0.421052631578947,0.363887412537202)(0.473684210526316,0.473684210526316,0.374091657777194)(0.473684210526316,0.526315789473684,0.374091657777194)(0.473684210526316,0.578947368421053,0.363887412537202)(0.473684210526316,0.631578947368421,0.343757267266884)(0.473684210526316,0.684210526315789,0.314250319853841)(0.473684210526316,0.736842105263158,0.276171442904631)(0.473684210526316,0.789473684210526,0.230559328918203)(0.473684210526316,0.842105263157895,0.1786581574622)(0.473684210526316,0.894736842105263,0.121883657197686)(0.473684210526316,0.947368421052632,0.0617844884918009)(0.473684210526316,1,1.28213280827137e-016)

(0.526315789473684,0,0)(0.526315789473684,0.0526315789473684,0.0617844884918008)(0.526315789473684,0.105263157894737,0.121883657197686)(0.526315789473684,0.157894736842105,0.1786581574622)(0.526315789473684,0.210526315789474,0.230559328918203)(0.526315789473684,0.263157894736842,0.276171442904631)(0.526315789473684,0.315789473684211,0.314250319853841)(0.526315789473684,0.368421052631579,0.343757267266884)(0.526315789473684,0.421052631578947,0.363887412537202)(0.526315789473684,0.473684210526316,0.374091657777194)(0.526315789473684,0.526315789473684,0.374091657777194)(0.526315789473684,0.578947368421053,0.363887412537202)(0.526315789473684,0.631578947368421,0.343757267266884)(0.526315789473684,0.684210526315789,0.314250319853841)(0.526315789473684,0.736842105263158,0.276171442904631)(0.526315789473684,0.789473684210526,0.230559328918203)(0.526315789473684,0.842105263157895,0.1786581574622)(0.526315789473684,0.894736842105263,0.121883657197686)(0.526315789473684,0.947368421052632,0.0617844884918009)(0.526315789473684,1,1.28213280827137e-016)

(0.578947368421053,0,0)(0.578947368421053,0.0526315789473684,0.0600991687058854)(0.578947368421053,0.105263157894737,0.118558988756315)(0.578947368421053,0.157894736842105,0.173784828653689)(0.578947368421053,0.210526315789474,0.224270271448628)(0.578947368421053,0.263157894736842,0.268638205867413)(0.578947368421053,0.315789473684211,0.305678390317673)(0.578947368421053,0.368421052631579,0.334380465124159)(0.578947368421053,0.421052631578947,0.353961512506875)(0.578947368421053,0.473684210526316,0.363887412537202)(0.578947368421053,0.526315789473684,0.363887412537202)(0.578947368421053,0.578947368421053,0.353961512506876)(0.578947368421053,0.631578947368421,0.334380465124159)(0.578947368421053,0.684210526315789,0.305678390317673)(0.578947368421053,0.736842105263158,0.268638205867413)(0.578947368421053,0.789473684210526,0.224270271448628)(0.578947368421053,0.842105263157895,0.173784828653689)(0.578947368421053,0.894736842105263,0.118558988756315)(0.578947368421053,0.947368421052632,0.0600991687058856)(0.578947368421053,1,1.24715956753252e-016)

(0.631578947368421,0,0)(0.631578947368421,0.0526315789473684,0.0567745002645138)(0.631578947368421,0.105263157894737,0.112000340161888)(0.631578947368421,0.157894736842105,0.164171102742743)(0.631578947368421,0.210526315789474,0.2118637056029)(0.631578947368421,0.263157894736842,0.253777218861671)(0.631578947368421,0.315789473684211,0.288768351137731)(0.631578947368421,0.368421052631579,0.315882635557665)(0.631578947368421,0.421052631578947,0.334380465124159)(0.631578947368421,0.473684210526316,0.343757267266884)(0.631578947368421,0.526315789473684,0.343757267266884)(0.631578947368421,0.578947368421053,0.334380465124159)(0.631578947368421,0.631578947368421,0.315882635557665)(0.631578947368421,0.684210526315789,0.288768351137731)(0.631578947368421,0.736842105263158,0.253777218861671)(0.631578947368421,0.789473684210526,0.2118637056029)(0.631578947368421,0.842105263157895,0.164171102742743)(0.631578947368421,0.894736842105263,0.112000340161888)(0.631578947368421,0.947368421052632,0.0567745002645139)(0.631578947368421,1,1.17816706489372e-016)

(0.684210526315789,0,0)(0.684210526315789,0.0526315789473684,0.0519011714560026)(0.684210526315789,0.105263157894737,0.102386614250942)(0.684210526315789,0.157894736842105,0.150079217111099)(0.684210526315789,0.210526315789474,0.193678050155785)(0.684210526315789,0.263157894736842,0.231993850873218)(0.684210526315789,0.315789473684211,0.263981464101662)(0.684210526315789,0.368421052631579,0.288768351137731)(0.684210526315789,0.421052631578947,0.305678390317673)(0.684210526315789,0.473684210526316,0.314250319853841)(0.684210526315789,0.526315789473684,0.314250319853841)(0.684210526315789,0.578947368421053,0.305678390317673)(0.684210526315789,0.631578947368421,0.288768351137731)(0.684210526315789,0.684210526315789,0.263981464101662)(0.684210526315789,0.736842105263158,0.231993850873218)(0.684210526315789,0.789473684210526,0.193678050155785)(0.684210526315789,0.842105263157895,0.150079217111099)(0.684210526315789,0.894736842105263,0.102386614250942)(0.684210526315789,0.947368421052632,0.0519011714560027)(0.684210526315789,1,1.07703723597695e-016)

(0.736842105263158,0,0)(0.736842105263158,0.0526315789473684,0.045612113986428)(0.736842105263158,0.105263157894737,0.0899800484052133)(0.736842105263158,0.157894736842105,0.131893561663985)(0.736842105263158,0.210526315789474,0.170209362381417)(0.736842105263158,0.263157894736842,0.203882295395777)(0.736842105263158,0.315789473684211,0.231993850873218)(0.736842105263158,0.368421052631579,0.253777218861671)(0.736842105263158,0.421052631578947,0.268638205867413)(0.736842105263158,0.473684210526316,0.276171442904631)(0.736842105263158,0.526315789473684,0.276171442904631)(0.736842105263158,0.578947368421053,0.268638205867413)(0.736842105263158,0.631578947368421,0.253777218861671)(0.736842105263158,0.684210526315789,0.231993850873218)(0.736842105263158,0.736842105263158,0.203882295395777)(0.736842105263158,0.789473684210526,0.170209362381417)(0.736842105263158,0.842105263157895,0.131893561663985)(0.736842105263158,0.894736842105263,0.0899800484052134)(0.736842105263158,0.947368421052632,0.0456121139864281)(0.736842105263158,1,9.46528638889253e-017)

(0.789473684210526,0,0)(0.789473684210526,0.0526315789473684,0.0380788769492107)(0.789473684210526,0.105263157894737,0.0751190613994707)(0.789473684210526,0.157894736842105,0.110110193675531)(0.789473684210526,0.210526315789474,0.142097806903976)(0.789473684210526,0.263157894736842,0.170209362381417)(0.789473684210526,0.315789473684211,0.193678050155785)(0.789473684210526,0.368421052631579,0.2118637056029)(0.789473684210526,0.421052631578947,0.224270271448628)(0.789473684210526,0.473684210526316,0.230559328918203)(0.789473684210526,0.526315789473684,0.230559328918203)(0.789473684210526,0.578947368421053,0.224270271448628)(0.789473684210526,0.631578947368421,0.2118637056029)(0.789473684210526,0.684210526315789,0.193678050155785)(0.789473684210526,0.736842105263158,0.170209362381417)(0.789473684210526,0.789473684210526,0.142097806903976)(0.789473684210526,0.842105263157895,0.110110193675531)(0.789473684210526,0.894736842105263,0.0751190613994708)(0.789473684210526,0.947368421052632,0.0380788769492108)(0.789473684210526,1,7.90201207948669e-017)

(0.842105263157895,0,0)(0.842105263157895,0.0526315789473684,0.0295069474130427)(0.842105263157895,0.105263157894737,0.0582090222195288)(0.842105263157895,0.157894736842105,0.0853233066394622)(0.842105263157895,0.210526315789474,0.110110193675531)(0.842105263157895,0.263157894736842,0.131893561663985)(0.842105263157895,0.315789473684211,0.150079217111099)(0.842105263157895,0.368421052631579,0.164171102742743)(0.842105263157895,0.421052631578947,0.173784828653689)(0.842105263157895,0.473684210526316,0.1786581574622)(0.842105263157895,0.526315789473684,0.1786581574622)(0.842105263157895,0.578947368421053,0.173784828653689)(0.842105263157895,0.631578947368421,0.164171102742743)(0.842105263157895,0.684210526315789,0.150079217111099)(0.842105263157895,0.736842105263158,0.131893561663985)(0.842105263157895,0.789473684210526,0.110110193675531)(0.842105263157895,0.842105263157895,0.0853233066394623)(0.842105263157895,0.894736842105263,0.0582090222195289)(0.842105263157895,0.947368421052632,0.0295069474130428)(0.842105263157895,1,6.12319147956057e-017)

(0.894736842105263,0,0)(0.894736842105263,0.0526315789473684,0.0201301452703181)(0.894736842105263,0.105263157894737,0.0397111926530343)(0.894736842105263,0.157894736842105,0.0582090222195289)(0.894736842105263,0.210526315789474,0.0751190613994707)(0.894736842105263,0.263157894736842,0.0899800484052133)(0.894736842105263,0.315789473684211,0.102386614250942)(0.894736842105263,0.368421052631579,0.112000340161888)(0.894736842105263,0.421052631578947,0.118558988756315)(0.894736842105263,0.473684210526316,0.121883657197686)(0.894736842105263,0.526315789473684,0.121883657197686)(0.894736842105263,0.578947368421053,0.118558988756315)(0.894736842105263,0.631578947368421,0.112000340161888)(0.894736842105263,0.684210526315789,0.102386614250942)(0.894736842105263,0.736842105263158,0.0899800484052134)(0.894736842105263,0.789473684210526,0.0751190613994708)(0.894736842105263,0.842105263157895,0.0582090222195289)(0.894736842105263,0.894736842105263,0.0397111926530343)(0.894736842105263,0.947368421052632,0.0201301452703182)(0.894736842105263,1,4.17734617804091e-017)

(0.947368421052632,0,0)(0.947368421052632,0.0526315789473684,0.0102042452399915)(0.947368421052632,0.105263157894737,0.0201301452703181)(0.947368421052632,0.157894736842105,0.0295069474130428)(0.947368421052632,0.210526315789474,0.0380788769492108)(0.947368421052632,0.263157894736842,0.0456121139864281)(0.947368421052632,0.315789473684211,0.0519011714560027)(0.947368421052632,0.368421052631579,0.0567745002645139)(0.947368421052632,0.421052631578947,0.0600991687058856)(0.947368421052632,0.473684210526316,0.0617844884918009)(0.947368421052632,0.526315789473684,0.0617844884918009)(0.947368421052632,0.578947368421053,0.0600991687058856)(0.947368421052632,0.631578947368421,0.0567745002645139)(0.947368421052632,0.684210526315789,0.0519011714560027)(0.947368421052632,0.736842105263158,0.0456121139864281)(0.947368421052632,0.789473684210526,0.0380788769492108)(0.947368421052632,0.842105263157895,0.0295069474130428)(0.947368421052632,0.894736842105263,0.0201301452703182)(0.947368421052632,0.947368421052632,0.0102042452399915)(0.947368421052632,1,2.11755376231307e-017)

(1,0,0)(1,0.0526315789473684,2.11755376231307e-017)(1,0.105263157894737,4.17734617804091e-017)(1,0.157894736842105,6.12319147956057e-017)(1,0.210526315789474,7.90201207948669e-017)(1,0.263157894736842,9.46528638889253e-017)(1,0.315789473684211,1.07703723597695e-016)(1,0.368421052631579,1.17816706489372e-016)(1,0.421052631578947,1.24715956753252e-016)(1,0.473684210526316,1.28213280827137e-016)(1,0.526315789473684,1.28213280827137e-016)(1,0.578947368421053,1.24715956753252e-016)(1,0.631578947368421,1.17816706489372e-016)(1,0.684210526315789,1.07703723597695e-016)(1,0.736842105263158,9.46528638889253e-017)(1,0.789473684210526,7.90201207948669e-017)(1,0.842105263157895,6.12319147956057e-017)(1,0.894736842105263,4.17734617804091e-017)(1,0.947368421052632,2.11755376231307e-017)(1,1,1.57554111141566e-032)

};
\end{axis}
\end{tikzpicture}%