function?A=assemble_matrix_volume_in_2D（function_cmatrix_sizePTTb...
???????????????????????Gauss_coefficient_reference_2DGauss_point_reference_2D...
???????????????????????number_of_elementsnumber_of_local_basisbasis_type...
???????????????????????trial_der_xtrial_der_ytest_der_xtest_der_y）
%?PPT?Chap3?P32?

%?[Gauss_coefficient_reference_2DGauss_point_reference_2D]=generate_Gauss_reference_2D（Gauss_point_number）;

A=sparse（matrix_size（1）matrix_size（2））;
%?number_of_elements?=?size（Tb2）;
%?number_of_local_basis_trial??=?generate_local_basis_number_2D（basis_type_trial）;
%?number_of_local_basis_test??=?generate_local_basis_number_2D（basis_type_test）;

for?n=1:number_of_elements?
????vertices=P（:T（:n））;%第n個單元的網(wǎng)格節(jié)點坐標
????
[Gauss_weightGauss_point]=generate_Gauss_local_2D（Gauss_coefficient_reference_2DGauss_point_reference_2Dvertices）;??
????????????????????????
????%或者（verticetype）
????%生成局部高斯節(jié)點及其相應(yīng)權(quán)重
????
????for?alpha=1:number_of_local_basis
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-11-01?10:47??Heat_2D\
?????目錄???????????0??2018-11-01?10:47??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\
?????文件??????????53??2017-12-29?06:11??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\function_g.m
?????文件??????????44??2017-12-29?06:08??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\function_a.m
?????文件??????????46??2017-12-29?06:25??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\function_one.m
?????文件??????????48??2017-12-29?06:06??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\exact.m
?????文件??????????50??2017-12-29?06:06??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\exact_x.m
?????文件??????????50??2017-12-29?06:08??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\exact_y.m
?????文件??????????50??2017-12-28?08:39??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\function_p.m
?????文件??????????58??2017-12-29?09:36??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\function_initial_u0.m
?????文件??????????75??2017-12-27?07:46??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\read?me.txt
?????文件?????????208??2017-12-27?09:25??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\error_test?helimin.m
?????文件?????????276??2017-12-27?09:23??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\generate_local_basis_number_2D.m
?????文件?????????304??2017-12-26?12:27??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\FE_function_1D.m
?????文件?????????305??2017-12-27?08:43??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\FE_function_2D.m
?????文件?????????543??2017-12-29?08:27??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\treat_Dirichlet_boundary_2D.m
?????文件?????????549??2017-12-29?08:40??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\treat_Dirichlet_boundary_time.m
?????文件?????????575??2017-12-27?08:17??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\Gauss_vol_int_test_2D.m
?????文件?????????581??2017-12-29?08:32??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\Gauss_vol_int_test_time.m
?????文件?????????737??2017-12-13?07:55??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\generate_Gauss_local_1D.m
?????文件?????????763??2017-12-19?09:15??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\generate_PT_2D.m
?????文件?????????841??2017-12-27?08:01??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\Gauss_vol_int_trial_test_2D.m
?????文件?????????900??2017-12-29?09:40??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\Gauss_vol_int_trial_test_time.m
?????文件????????1009??2017-12-27?09:51??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\compute_inf_error_2D.m
?????文件????????1013??2017-12-27?09:53??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\compute_Hs_error_2D.m
?????文件????????1015??2017-12-29?08:44??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\compute_inf_error_time.m
?????文件????????1019??2017-12-29?08:43??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\compute_Hs_error_time.m
?????文件????????1079??2017-12-20?12:45??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\generate_PbTb_2D.m
?????文件????????1103??2017-12-13?07:11??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\generate_Gauss_reference_1D.m
?????文件????????1112??2017-12-23?10:58??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\compute_inf_error_2D（He?Xiaoming）.m
?????文件????????1652??2017-12-27?09:52??Heat_2D\Heat_2D?系數(shù)矩陣與時間有關(guān)\generate_Gauss_reference_2D.m
............此處省略59個文件信息