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

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

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

financial_market:actions,bonds,riskreturn
sciences:body_system,phase_changes,sense,zoology,color
zoology:butterfly
physical_education:sports
civic_education:road_traffic_safety,ecology,sustainable_dev
history:classical_antiquity,timeline

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

biology:biochemistry,botany,zoology,cell_biology,ecology,genetics,histology,immunology,\
  medecine,evolution,molecular_biology
molecular_biology:electrophoresis,dna
botany:plant,mycology
genetics:population_genetics,codon
evolution:phylogenetics,diversity,phylogenetic_tree,monophyletic_group,\
 common_ancestor,tree_topology,phylo_homology
phylogenetic_tree:unroot_tree,root_tree
phylogenetics:maximum_parsimony,distance_method
histology:animal_tissue,vegetal_tissue
animal_tissue:epithelial_tissue,muscle_tissue,nervous_tissue,connective_tissue
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,protein,enzyme,catalysis,\
  kinetics,inhibitor,cooperativity,specificity,active_site, electrophoresis
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,thermochemistry,\
  chemical_reaction, molecule, cram, lewis, atom, periodic_table,\
  periodic_table,functional_group


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,homonymy,\
  cercl_a1, cercl_a2, cercl_b1, cercl_b2, cercl_c1, cercl_c2
vocabulary:static_register,lexical_field
greek:ancient_greek
listening:sentence_stress,emphasis

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
grammar:past_tenses,passive_form

informatics:information_theory,coding,cryptology,combinatorics,\
  linear_optimisation,algorithmics,programming,infonet
programming:data_structures,imperative_programming,prog_functions,ioput,\
 units_tests

prog_functions:recursive_functions,procedures
data_structures:composite_types
composite_types:struct,collections
collections:arrays,2d_arrays
imperative_programming:variables,cond_instruction,loops

infonet:spreadsheet

coding:cyclic_code,hamming,error_correcting_codes

cryptology:encryption

algorithmics:complexity,discrete_logarithm
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,divisibility,modular_arithmetic,gcd_lcm,factorization,\
  diophantine_equations,goldbach,continued_fraction,irreducible_fraction,primes,\
  euclidean_algorithm,bezout_algorithm
reasoning:contraposition, negation, implication,quantifier
number:number_writing,operation,fraction,numbering_system,percents,proportionality,decimals,\
  exponent,power,scientific_notation,calculation,methodical_calculation,rational_number,numeration,\
  priority_rule,mental_calculation,number_line,oper_prec,conversion,irreducible_fraction

operation:addition,multiplication,division,subtraction
measurement:length,angles,area,volume,time,perimeter,masse,protractor
time:clock,calendar,month_week

elementary_geometry:2_shape,3_shape,symmetry,parallelogram,spatial_skill,parallel,thales,\
  plane_section, geometric_vocabulary

3_shape:cone,pyramid,cube,sphere,cylinder,prism

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,module,algebraic_fraction

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,\
  squareroot,factorization,literal_calculation,equation_systems,canonical_form
polynomials:trinomial,binomial

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

modelling:linear_optimisation
multivariable_function:critical_point, extremum, partial_derivative,level_set
vectorial_analysis:line_integral,divergence,curl,vectorial_field,gradient,circulation,\
 potential
numerical_analysis:numerical_method,interpolation,curve_fitting,numerical_integration
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,reference_function
calculus:limit,convergence,continuity,real_function,sequence,series,signal_processing
series:power_series,taylor_series,fourier_series
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,convexity
differential_equation:ode,differential_system,linear_differential_equation
geometry:euclidean_geometry,analytic_geometry,affine_geometry,\
  algebra_geometry,algebraic_geometry,differential_geometry,\
  vectorial_geometry,solid_geometry
integral:primitive,definite_integral,subst_integral
differential_geometry:tangent
affine_geometry:line,plane,hyperplane,coordinates,direction
euclidean_geometry:scalar_product,cross_product,lines,circle,rectangles,polygons,\
  triangles,quadrilateral,angles,symmetry,distance,frieze,tiling,polyhedron,midpoint
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,homothety
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,\
  cumulative_distribution,quantile,decile
discrete_probability_distribution:binomial_distribution,poisson_distribution,\
probability_generating_function,geometric_distribution,uniform_distribution
continuous_probability_distribution:normal_distribution,density,exponential_distribution,
laplace_distribution,uniform_distribution

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

data_analysis:clustering,euclidean_cloud

clustering:hierarchical_cluster_analysis,ward_method

descriptive_statistics:mean,median,variance,expectation,standard_deviation,\
  covariance,correlation,regression,percentage,histogram,boxplot,quartile,cumulative_frequency,\
  absolute_frequency,contribution_variance,variation_coefficient,\
  between_variance,within_variance,contingency_table,conditional_frequency,\
  transition_matrix,association_rate,phi2

inferential_statistics:estimation,statistical_test,prediction_interval,\
  confidence_interval,sampling_distribution,binomial_distribution,binomial_test,\
  student_test,chisquare_test

markov:markov_chains,transition_matrix
physics:cinematics,dynamics,electricity,electronics,electrical_engineering,\
  electrostatics,fluid_mechanics,gas_mechanics,magnetism,mechanics,optics,\
  thermodynamics,vibration,process_engineering,relativity,tensor_field
optics:ray_optics
cinematics:velocity, acceleration, trajectory
electricity:resistance,ohm_law,voltage,circuit_law,inductance, capacitor

mechanics:dimensional_analysis,energy,oscillators
thermodynamics:gaz_mechanics,ideal_gas,chemical_equilibrium,enthalpy,combustion

gaz_mechanics:pression,volume

operational_research:scheduling,pert,linear_optimisation,maximum_flow
