Pyspark, Finite Element Analysis, Mathematical Modeling, Databricks.
node_row_index_for_n2 = (node_column_index_n2-1)*(N2+1)+node_row_index_n2 T[alpha-1,n1-1], T[alpha-1,n2-1] = node_row_index_for_n1, node_row_index_for_n2 x_n2 = left + (node_column_index_n2 - 1)*h1 y_n2 = bottom+(node_row_index_n2 - 1)*h2 P[0, node_row_index_for_n2-1], P[1, node_row_index_for_n2-1]