domain:biology,chemistry,informatics,language,mathematics,physics,zdomain

zdomain:arts,geography,civic_education,earth_sciences,history,sciences,economics

economics:financial_analysis,management,financial_mathematics,corporate_finance,\
financial_market

financial_market:actions,bonds,riskreturn
sciences:body_system

physical_education:sports

civic_education:

history:classical_antiquity
mathematics:elementary_mathematics,algebra,analysis,geometry,probability,statistics,\
 discrete_mathematics,financial_mathematics,number_theory,operational_research,logic,\
 numerical_analysis,topology

biology:biochemistry,botany,cell_biology,ecology,genetics,histology,\
  immunology,medecine,mycology,evolution,molecular_biology

evolution:phylogenetics,diversity,phylogenetic_tree,monophyletic_group,\
 common_ancestor,tree_topology,phylo_homology
phylogenetic_tree:unroot_tree,root_tree
phylogenetics:maximum_parsimony,distance_method

immunology:infection,leucocyte,receptor,innate_immunity,adaptative_immunity
infection:microbe,bacteria,virus,toxin
leucocyte:hematopoiesis,lymphocyte,nk_cell,dendritic_cell,macrophage,neutrophil,flow_cytometry
receptor:immunoglobulines,antibody,t_cell_receptor,class_i,class_ii,fc_receptor,signaling_pathway
innate_immunity:complement_system,phagocytosis,interferon,cytokine
adaptative_immunity:antigen,clonal_selection,antibody_diversity,gene_rearrangement,\
  lymphoid_organ,development_of_lymphocytes,selection_of_lymphocytes,cell_differentiation,\
  mhc,histocompatibility,vaccine

biochemistry:amino_acid,peptide,ionisation,titration

cell_biology:eucaryote,cell_cycle
eucaryote:plant_cell,animal_cell,organelle
cell_cycle:cell_division,mitosis,chromosome,cell_death

arts:music,weaver

chemistry:biochemistry,crystallography,inorganic_chemistry,\
  organic_chemistry,thermodynamics,medicinal_chemistry

crystallography:cubic_crystal_system

medicinal_chemistry:chemical_synthesis,pharmocophore,diabete_drug,nsaids,\
 pain_drug,anesthetic_drug,antiseptic_drug,contrast_agent,steroid

language:english,french,german,finnish,listening,grammar,phonetics,\
  speaking,reading,vocabulary,linguistics,etymology,literature,spelling,\
  greek,latin
greek:ancient_greek

spelling:diacritical_mark

english:american_civilisation,pronunciation,written_english,business_english,\
  technical_language,english_vocabulary

french:french_grammar,french_conjugation,french_spelling,french_reading,french_vocabulary

informatics:information_theory,coding,cryptology,combinatorics,\
  linear_optimisation,algorithmics,programming,infonet

infonet:spreadsheet

coding:cyclic_code,hamming,error_correcting_codes

cryptology:encryption

algorithmics:complexity
information_theory:error_detection,entropy,hamming,error_correcting_codes

linear_optimisation:simplex_method
elementary_mathematics:pbsolving,measurement,number,elementary_geometry,data_gestion

discrete_mathematics:graph,combinatorics
logic:set_theory,maps,reasoning,methodology,truth_table,math_symbols,logic_recreation
maps:surjectivity, injectivity, image,preimage
graph:graph_coloring,eulerian_graph
arithmetic:integers,modular_arithmetic,gcd_lcm,factorization,\
  diophantine_equations,goldbach,continued_fraction,primes
reasoning:contraposition, negation, implication,quantifier
number:operation,fraction,numbering_system,percents,proportionality,decimals,\
  exponent,power,scientific_notation,calculation,methodical_calculation,rational_number,numeration,\
  priority_rule

operation:addition,multiplication,division,subtraction
measurement:angles,area,volume,time,perimeter
elementary_geometry:2_shape,3_shape,symmetry,parallelogram,spatial_skill

3_shape:cone,pyramid
complex_number:real_number,trigonometry,complex_plane,trigonometric_circle

real_number:absolute_value,order,inequalities,intervals,signdigits

algebra:elementary_algebra,linear_algebra,abstract_algebra,arithmetic,coding

abstract_algebra:group_theory,ring,field,finite_field

group_theory:quotient_group,symmetric_group,group_action,cyclic_group,\
   finite_group,abelian_group

linear_algebra:matrix,gauss_algorithm,linear_maps,determinant,linear_system,vector_space,\
 bilinear_algebra,endomorphism_reduction,range_kernel

matrix:rank,characteristic_polynomial,diagonalization
bilinear_algebra:quadratic_form

vector_space:vectors,basis,basis_change,matrix,rank,dimension,complementary_subspace

elementary_algebra:relative_number,complex_number,equations,inequations,polynomials,roots,\
 factorization,literal_calculation,equation_systems

analysis:elementary_calculus,calculus,vectorial_analysis,complex_analysis,\
  differential_equation,modelling,multivariable_function

modelling:linear_optimisation
multivariable_function:critical_point, extremum, partial_derivative
vectorial_analysis:line_integral
numerical_analysis:numerical_method,curve_fitting
complex_analysis:complex_plane,homography
topology:dynamic_system
elementary_calculus:real_number,inequalities,functions,roots,equations,trigonometry
functions:affine_function,linear_function,exponential,logarithm,trigonometric_functions
calculus:limit,convergence,continuity,real_function,sequence,taylor_series,fourier_series,\
signal_processing
signal_processing:fourier_transform,dirac_delta_function
sequence:arithmetic_sequence,geometric_sequence,recurrence_relation
real_function:bound,upper_bound,function_variation,inverse_function,asymptote,derivative,integral,taylor_expansion

differential_equation:ode,differential_system,linear_differential_equation
geometry:euclidean_geometry,analytic_geometry,affine_geometry,\
  algebra_geometry,algebraic_geometry,differential_geometry,\
  vectorial_geometry
integral:primitive,definite_integral,subst_integral
differential_geometry:tangent
affine_geometry:line,plane,hyperplane,coordinates,direction
euclidean_geometry:scalar_product,lines,circle,rectangles,polygons,\
  triangles,angles,symmetry,distance

triangles:altitude,median_line,perpendicular_bisector,angle_bisector

analytic_geometry:barycenter,circle_equation,plane_equation,line_equation,\
  surfaces,curves,graphing
curves:parametric_curves,polar_curves,conics,lissajous
surfaces:parametric_surfaces,normal_vector,tangent_plane,stokes_thm
conics:parabola,hyperbola,ellipse,circle
algebra_geometry:isometries,transformation_group,similarities
isometries:rotation,translation
combinatorics:factorial,combination,permutation
probability:random,probability_space,random_variable,random_vector,\
  markov_chains,prob_graph,rv_convergence
rv_convergence:clthm
random_variable:probability_distribution,independent_random_variables
probability_space:conditional_probability,events,independent_events,\
 combinatorics
probability_distribution:discrete_probability_distribution,continuous_probability_distribution,\
 uniform_distribution,cumulative_distribution,quantile
discrete_probability_distribution:binomial_distribution,poisson_distribution,probability_generating_function
continuous_probability_distribution:normal_distribution,density

statistics:data_analysis,sampling,descriptive_statistics,inferential_statistics,\
 simulation

descriptive_statistics:mean,median,variance,expectation,standard_deviation,\
  covariance,regression,percentage,histogram,quartile,cumulative_frequency,\
  absolute_frequency

inferential_statistics:estimation,statistical_test,prediction_interval,\
  confidence_interval

markov:markov_chains,transition_matrix
physics:cinematics,dynamics,electricity,electronics,electrical_engineering,\
  electrostatics,fluid_mechanics,gas_mechanics,magnetism,mechanics,optics,\
  thermodynamics,vibration,process_engineering
optics:ray_optics

mechanics:dimensional_analysis,energy,oscillators
thermodynamics:gaz_mechanics,ideal_gas
gaz_mechanics:pression,volume

operational_research:scheduling,pert,linear_optimisation
