STACK
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Choose a STACK sample file:
Algebra-Refresher
01-Combinations-of-arithmetic-operations
AlgMap-1-1.xml
AlgMap-1-2.xml
AlgMap-1-3.xml
AlgMap-1-4.xml
AlgMap-1-5.xml
AlgMap-1-6.xml
AlgMap-1-7.xml
02-Factorisation-of-whole-numbers
AlgMap-2-1.xml
AlgMap-2-2.xml
AlgMap-2-3.xml
AlgMap-2-4.xml
AlgMap-2-5.xml
AlgMap-2-6.xml
AlgMap-2-7.xml
03-Addition-and-subtraction-of-fractions
AlgMap-3-1.xml
AlgMap-3-2.xml
AlgMap-3-3.xml
AlgMap-3-4.xml
AlgMap-3-5.xml
AlgMap-3-6.xml
AlgMap-3-7.xml
AlgMap-3-8.xml
AlgMap-3-9.xml
04-Multiplication-and-division-of-fractions
AlgMap-4-1.xml
AlgMap-4-2.xml
AlgMap-4-3.xml
AlgMap-4-4.xml
AlgMap-4-5.xml
AlgMap-4-13.xml
05-Combinations-of-arithmetic-operations-on-fractions
AlgMap-5-1.xml
AlgMap-5-2.xml
06-Simplifying-algebraic-expressions
AlgMap-6-1.xml
AlgMap-6-2.xml
AlgMap-6-4.xml
AlgMap-6-5.xml
AlgMap-6-6.xml
AlgMap-6-7.xml
AlgMap-6-8.xml
07-Removing-brackets
AlgMap-7-1.xml
AlgMap-7-2.xml
AlgMap-7-3.xml
AlgMap-7-4.xml
AlgMap-7-5.xml
AlgMap-7-6.xml
AlgMap-7-7.xml
AlgMap-7-8.xml
AlgMap-7-9.xml
AlgMap-7-10.xml
08-Algebraic-fractions
AlgMap-8-1.xml
AlgMap-8-2.xml
AlgMap-8-3.xml
AlgMap-8-4.xml
AlgMap-8-5.xml
AlgMap-8-6.xml
AlgMap-8-7.xml
AlgMap-8-8.xml
AlgMap-8-9.xml
AlgMap-8-10.xml
AlgMap-8-11.xml
AlgMap-8-12.xml
AlgMap-8-13.xml
AlgMap-8-14.xml
AlgMap-8-15.xml
AlgMap-8-16.xml
AlgMap-8-17.xml
AlgMap-8-18.xml
AlgMap-8-19.xml
AlgMap-8-20.xml
AlgMap-8-21.xml
AlgMap-8-22.xml
AlgMap-8-23.xml
09-Linear-equations
AlgMap-9-1.xml
AlgMap-9-2.xml
AlgMap-9-3.xml
AlgMap-9-4.xml
AlgMap-9-5.xml
AlgMap-9-6.xml
10-Expressions-single-term-common-factors
AlgMap-10-1.xml
AlgMap-10-2.xml
AlgMap-10-3.xml
AlgMap-10-4.xml
AlgMap-10-5.xml
AlgMap-10-6.xml
AlgMap-10-7.xml
AlgMap-10-8.xml
AlgMap-10-9.xml
11-Rearranging-algebraic-formulae
AlgMap-11-1.xml
AlgMap-11-2.xml
AlgMap-11-3.xml
AlgMap-11-4.xml
AlgMap-11-5.xml
AlgMap-11-6.xml
AlgMap-11-7.xml
AlgMap-11-8.xml
AlgMap-11-9.xml
AlgMap-11-10.xml
AlgMap-11-11.xml
12-Simultaneous-linear-equations
AlgMap-12-1.xml
13-Factorising-algebraic-expressions
AlgMap-13-1-.xml
AlgMap-13-2.xml
AlgMap-13-3.xml
AlgMap-13-4.xml
AlgMap-13-5.xml
AlgMap-13-6.xml
AlgMap-13-7.xml
AlgMap-13-8.xml
AlgMap-13-9.xml
AlgMap-13-10.xml
AlgMap-13-11.xml
AlgMap-13-12.xml
AlgMap-13-13.xml
AlgMap-13-14.xml
AlgMap-13-14b.xml
AlgMap-13-15.xml
AlgMap-13-16.xml
AlgMap-13-17.xml
AlgMap-13-18.xml
AlgMap-13-19.xml
AlgMap-13-20.xml
AlgMap-13-21.xml
AlgMap-13-22.xml
14-Algebraic-fractions-involving-factorising
AlgMap-14-1.xml
AlgMap-14-2.xml
AlgMap-14-3.xml
AlgMap-14-4.xml
AlgMap-14-5.xml
AlgMap-14-6.xml
AlgMap-14-7.xml
AlgMap-14-8.xml
AlgMap-14-9.xml
AlgMap-14-10.xml
AlgMap-14-11.xml
15-Quadratic-equations
AlgMap-15-1.xml
AlgMap-15-2.xml
AlgMap-15-3.xml
AlgMap-15-4.xml
AlgMap-15-5.xml
AlgMap-15-6.xml
AlgMap-15-7.xml
AlgMap-15-8.xml
Partial-Fractions
Diagnostic_ALG-IPF_1.xml
Diagnostic_ALG-IPF_2.xml
Diagnostic_ALG-RPF_1.xml
Diagnostic_ALG-RPF_2.xml
Diagnostic_ALG-SPF_1.xml
Diagnostic_ALG-SPF_2.xml
Diagnostic_ALG-SPF_3.xml
Partial_Fractions_1.xml
Calculus-Refresher
CR_Diff_01
CR-Diff-01-basic-1-b.xml
CR-Diff-01-basic-1-e.xml
CR-Diff-01-basic-1-f.xml
CR-Diff-01-basic-1-h.xml
CR-Diff-01-basic-1-j.xml
CR-Diff-01-basic-1-k.xml
CR-Diff-01-basic-2-b.xml
CR-Diff-01-basic-2-d.xml
CR-Diff-01-basic-2-f.xml
CR-Diff-01-basic-2-g.xml
CR-Diff-01-basic-2-h.xml
CR-Diff-01-basic-2-i.xml
CR-Diff-01-basic-3-b.xml
CR-Diff-01-basic-3-c.xml
CR-Diff-01-basic-3-d.xml
CR-Diff-01-basic-3-e.xml
CR-Diff-01-basic-4-b.xml
CR-Diff-01-basic-4-c.xml
CR_Diff_02
CR-Diff-02-linearity-1-a.xml
CR-Diff-02-linearity-1-b.xml
CR-Diff-02-linearity-1-d.xml
CR-Diff-02-linearity-1-e.xml
CR-Diff-02-linearity-1-f.xml
CR-Diff-02-linearity-1-g.xml
CR-Diff-02-linearity-2-a.xml
CR-Diff-02-linearity-2-b.xml
CR-Diff-02-linearity-2-c.xml
CR-Diff-02-linearity-2-d.xml
CR-Diff-02-linearity-2-e.xml
CR-Diff-02-linearity-3-a.xml
CR-Diff-02-linearity-3-c.xml
CR-Diff-02-linearity-4-c.xml
CR-Diff-02-linearity-4-e.xml
CR-Diff-02-linearity-5-a.xml
CR-Diff-02-linearity-5-b.xml
CR_Diff_03
CR-Diff-03-higher-1-b.xml
CR-Diff-03-higher-1-c.xml
CR-Diff-03-higher-1-d.xml
CR-Diff-03-higher-1-e.xml
CR-Diff-03-higher-1-f.xml
CR-Diff-03-higher-1-i.xml
CR-Diff-03-higher-1-j.xml
CR_Diff_04
CR-Diff-04-product-1-a.xml
CR-Diff-04-product-1-b.xml
CR-Diff-04-product-1-c.xml
CR-Diff-04-product-1-d.xml
CR-Diff-04-product-1-e.xml
CR-Diff-04-product-1-f.xml
CR-Diff-04-product-2-b.xml
CR-Diff-04-product-2-c.xml
CR-Diff-04-product-2-d.xml
CR-Diff-04-product-2-e.xml
CR-Diff-04-product-2-f.xml
CR-Diff-04-product-2-g.xml
CR_Diff_05
CR-Diff-05-quotient-1-a.xml
CR-Diff-05-quotient-1-b.xml
CR-Diff-05-quotient-1-c.xml
CR-Diff-05-quotient-1-d.xml
CR-Diff-05-quotient-1-e.xml
CR-Diff-05-quotient-2-a.xml
CR-Diff-05-quotient-2-b.xml
CR-Diff-05-quotient-2-c.xml
CR-Diff-05-quotient-2-d.xml
CR-Diff-05-quotient-2-e.xml
CR-Diff-05-quotient-3-a.xml
CR-Diff-05-quotient-3-b.xml
CR-Diff-05-quotient-3-c.xml
CR-Diff-05-quotient-3-d.xml
CR_Diff_06
CR-Diff-06-chain-1-a.xml
CR-Diff-06-chain-1-b.xml
CR-Diff-06-chain-1-c.xml
CR-Diff-06-chain-1-d.xml
CR-Diff-06-chain-1-f.xml
CR-Diff-06-chain-1-h.xml
CR-Diff-06-chain-2-a.xml
CR-Diff-06-chain-2-b.xml
CR-Diff-06-chain-2-c.xml
CR-Diff-06-chain-2-d.xml
CR-Diff-06-chain-2-e.xml
CR-Diff-06-chain-2-f.xml
CR-Diff-06-chain-3-a.xml
CR-Diff-06-chain-3-b.xml
CR-Diff-06-chain-3-c.xml
CR-Diff-06-chain-3-d.xml
CR-Diff-06-chain-3-e.xml
CR-Diff-06-chain-3-f.xml
CR_Diff_07
CR-Diff-07-implicit-1-a.xml
CR-Diff-07-implicit-1-b.xml
CR-Diff-07-implicit-1-c.xml
CR-Diff-07-implicit-2-a.xml
CR-Diff-07-implicit-2-b.xml
CR-Diff-07-implicit-2-e.xml
CR_Diff_08
CR-Diff-08-parametrical-1-a.xml
CR-Diff-08-parametrical-1-b.xml
CR-Diff-08-parametrical-1-c.xml
CR-Diff-08-parametrical-1-d.xml
CR-Diff-08-parametrical-2-a.xml
CR-Diff-08-parametrical-2-b.xml
CR_Diff_09
CR-Diff-09-misc-1-e.xml
CR-Diff-09-misc-1-g.xml
CR-Diff-09-misc-2-b.xml
CR-Diff-09-misc-2-c.xml
CR-Diff-09-misc-3-c.xml
CR-Diff-09-misc-3-d.xml
CR-Diff-09-misc-3-e.xml
CR-Diff-09-misc-4-b.xml
CR-Diff-09-misc-5-b.xml
CR-Diff-09-misc-6-b.xml
CR_Int_10
CR-Int-10-basic-1-a.xml
CR-Int-10-basic-1-b.xml
CR-Int-10-basic-1-d.xml
CR-Int-10-basic-1-f.xml
CR-Int-10-basic-1-m.xml
CR-Int-10-basic-1-n.xml
CR-Int-10-basic-2-a.xml
CR-Int-10-basic-2-b.xml
CR-Int-10-basic-2-c.xml
CR-Int-10-basic-2-d.xml
CR-Int-10-basic-2-e.xml
CR-Int-10-basic-2-f.xml
CR-Int-10-basic-2-g.xml
CR-Int-10-basic-2-h.xml
CR-Int-10-basic-2-i.xml
CR-Int-10-basic-2-j.xml
CR-Int-10-basic-2-l.xml
CR_Int_11
CR-Int-11-linearity-1-b.xml
CR-Int-11-linearity-1-c.xml
CR-Int-11-linearity-1-d.xml
CR-Int-11-linearity-1-e.xml
CR-Int-11-linearity-1-h.xml
CR-Int-11-linearity-1-k.xml
CR-Int-11-linearity-2-a.xml
CR-Int-11-linearity-2-d.xml
CR-Int-11-linearity-2-f.xml
CR-Int-11-linearity-2-l.xml
CR-Int-11-linearity-3-e.xml
CR-Int-11-linearity-3-f.xml
CR_Int_12
CR-Int-12-definite-1-b.xml
CR-Int-12-definite-1-f.xml
CR-Int-12-definite-1-g.xml
CR-Int-12-definite-1-h.xml
CR-Int-12-definite-2.xml
CR-Int-12-definite-3.xml
CR_Int_13
CR-Int-13-parts-1-a.xml
CR-Int-13-parts-1-b.xml
CR-Int-13-parts-1-c.xml
CR-Int-13-parts-1-d.xml
CR-Int-13-parts-1-e.xml
CR-Int-13-parts-1-f.xml
CR-Int-13-parts-2-a.xml
CR-Int-13-parts-2-b.xml
CR-Int-13-parts-2-c.xml
CR-Int-13-parts-2-d.xml
CR-Int-13-parts-3-c.xml
CR-Int-13-parts-4-a.xml
CR-Int-13-parts-5.xml
CR-Int-13-parts-6.xml
CR-Int-13-parts-7.xml
CR_Int_14
CR-Int-14-substitution-1-b.xml
CR-Int-14-substitution-1-f.xml
CR-Int-14-substitution-1-i.xml
CR-Int-14-substitution-1-j.xml
CR-Int-14-substitution-2-a.xml
CR-Int-14-substitution-3-b.xml
CR-Int-14-substitution-3-c.xml
CR-Int-14-substitution-3-d.xml
CR-Int-14-substitution-3-f.xml
CR-Int-14-substitution-3-g.xml
CR-Int-14-substitution-4.xml
CR-Int-14-substitution-5-a.xml
CR-Int-14-substitution-5-c.xml
CR-Int-14-substitution-6-a.xml
CR-Int-14-substitution-6-b.xml
CR-Int-14-substitution-6-c.xml
CR_Int_15
CR-Int-15-partialfrac-1-b.xml
CR-Int-15-partialfrac-1-e.xml
CR-Int-15-partialfrac-1-h.xml
CR-Int-15-partialfrac-2-a.xml
CR-Int-15-partialfrac-2-b.xml
CR-Int-15-partialfrac-2-c.xml
CR-Int-15-partialfrac-3-a.xml
CR-Int-15-partialfrac-3-b.xml
CR-Int-15-partialfrac-3-c.xml
CR-Int-15-partialfrac-4-a.xml
CR-Int-15-partialfrac-4-b.xml
CR-Int-15-partialfrac-4-c.xml
CR-Int-15-partialfrac-5.xml
CR-Int-15-partialfrac-6.xml
CR-Int-15-partialfrac-7.xml
CR-Int-15-partialfrac-8.xml
CR-Int-15-partialfrac-9.xml
CR-Int-15-partialfrac-10.xml
CR_Int_16
CR-Int-16-trigonometric-1-b.xml
CR-Int-16-trigonometric-2.xml
CR-Int-16-trigonometric-3.xml
CR-Int-16-trigonometric-4-a.xml
CR-Int-16-trigonometric-5.xml
CR-Int-16-trigonometric-6.xml
CR_Int_17
CR-Int-17-misc-01.xml
CR-Int-17-misc-02.xml
CR-Int-17-misc-03.xml
CR-Int-17-misc-04.xml
CR-Int-17-misc-05.xml
CR-Int-17-misc-06.xml
CR-Int-17-misc-07.xml
CR-Int-17-misc-08.xml
CR-Int-17-misc-09.xml
CR-Int-17-misc-10.xml
CR-Int-17-misc-11.xml
CR-Int-17-misc-12.xml
CR-Int-17-misc-13.xml
CR-Int-17-misc-14.xml
CR-Int-17-misc-16.xml
Doc-Examples
Authoring-Docs
Information-item.xml
Presenting_strings.xml
Question-blocks
Adapt_button_block.xml
Adapt_delay_block.xml
Blocks.xml
Reveal_block_example.xml
Specialist-Tools-Docs
Drag-and-drop
Drag_and_drop-1-grouping.xml
Drag_and_drop-2-Grid.xml
Drag_and_drop-3-Grid_with_index.xml
Drag_and_drop-4-Using-images.xml
GeoGebra.xml
JSXgraphs
1_Basic_non_bound_example_of_a_graph.xml
2_Binding_what_does_it_mean.xml
3_Two-way_binding_what_does_that_mean.xml
4_JSON_and_complex_binding.xml
JSXGraph_and_validation_TECH_DEMO.xml
stack_jxg.binding-demo-4.4.xml
ParsonsProof
Parsons-1-minimal.xml
Parsons-2-Interchangable-order.xml
Parsons-3-builder.xml
Parsons-4-DAG-Proof.xml
equivalence_reasoning_example.xml
file_download.xml
Topics-Docs
D-L-distance.xml
Statistics.xml
Features
MCQ-example.xml
Parsons
Parsons-plot.xml
irrational-power-irrational_illustrates_re-use_of_strings.xml
log-two-three-irrational.xml
Scientific-units.xml
Topics_units_basic.xml
input-type-sample-questions
Algebraic_input.xml
Algebraic_input_align_to_the_right.xml
Algebraic_input_answer_box_sizes_test.xml
Algebraic_input_compact.xml
Algebraic_input_empty_answer_permitted.xml
Algebraic_input_with_simplification.xml
Checkbox.xml
Checkbox_Show_teachers_answer.xml
Checkbox_no_body_LaTeX.xml
Checkbox_plots_in_options.xml
Dropdown_shuffle.xml
Equiv_input_test_compact.xml
Equiv_input_test_let_comma_or_pm.xml
Matrix-multi.xml
Matrix.xml
Matrix_varmatrix.xml
Notes.xml
Numerical_input_min_sf.xml
Radio.xml
Radio_compact.xml
Single_char.xml
String_input.xml
Style_check-HELM.xml
Style_check-proof.xml
Textarea_test.xml
Textarea_test_compact.xml
TrueORfalse.xml
Units.xml
question_1.xml
Templates
MCQ-example-multiselqnalpha.xml
Parsons-Proof
Parsons-proof-iff-feedback.xml
Parsons-proof-template.xml
questions-ft-Parsons-proofs-1-Minimal.xml
questions-ft-parsons-proof-2-Interchangable-order.xml
Topics_units_basic.xml
Topics
Algebra
test_2_rectangle.xml
text_7_solve_quadratic.xml
Calculus
2nd-Order-Differential-Equations
2nd-Order-ODE-1-real-distinct.xml
2nd-Order-ODE-2-undamped-complex.xml
2nd-Order-ODE-3-real-repeated-BC.xml
2nd-Order-ODE-find-parameter.xml
Differential_Equation_4.xml
Differential_Equation_5.xml
Differential_Equation_6.xml
Differential_Equation_7.xml
Differential_Equation_8.xml
Differential_Equation_9.xml
Differential_Equation_10.xml
ODE_2nd_order_linear.xml
Derivatives
Diff_Chain_1.xml
Diff_Chain_2.xml
Diff_Product_1.xml
Diff_Product_2.xml
Diff_Product_3.xml
Function_Implicit_1.xml
Differentiability
test_5_cubic_spline.xml
First-Order-ODE
1st-Order-ODE-1-sep.xml
1st-Order-ODE-2-sep.xml
1st-Order-ODE-3-exact.xml
Differential_Equation_1.xml
Differential_Equation_2.xml
Differential_Equation_3.xml
Differential_Equation_11.xml
Integration
Int_Log_1.xml
Int_Quotient_1.xml
Int_Quotient_2.xml
Int_Reciprocal_1.xml
Int_Reciprocal_Sqrt_1.xml
Int_Reciprocal_Sqrt_2.xml
Int_exp_1.xml
Int_exp_2.xml
Int_sinh_1.xml
Int_x_Substitution_1.xml
test_1_integration.xml
Types-of-DE
Categorize.xml
Identify_significance_of_terms.xml
Is_this_separable.xml
Linearity.xml
Which_method_to_solve.xml
Vector-Calculus
Vector-Calculus.xml
Complex-Numbers
Complex_Convert_1.xml
Complex_Convert_2.xml
Complex_Cube_Roots_2.xml
Complex_Evaluate_1.xml
Complex_Evaluate_2.xml
Complex_Fifth_Roots.xml
Complex_Quotient_1.xml
Complex_Quotient_2.xml
Complex_Square_Root.xml
Complex_cube_roots.xml
Cubic_1.xml
Quadratic_1.xml
Quartic_1.xml
text_4_complex-De_Moivres.xml
Conics
Conics-1-Centre-and-radius-of-circle-.xml
Conics-1-find-circle-given-centre-and-a-point.xml
Conics-1-find-circle-given-point-and-r.xml
Conics-1-tangents-and-normals-random.xml
Conics-1-tangents-and-normals.xml
Ellipse_1.xml
Hyperbola_1.xml
Intersection_1.xml
Parabola_1.xml
Standard_Conic_1.xml
Straight_Line_Equations_1.xml
Functions
Domain_1.xml
Domain_2.xml
Function_1.xml
Function_2.xml
Function_Asymptote_1.xml
Function_Inflexion_1.xml
Function_Minimum_1.xml
Function_Minimum_2.xml
Fundamental_Period_1.xml
Image_1.xml
function-properties.xml
text_6_odd_even.xml
Graph-theory
JSXGraphs-Discrete_mathematics_graph-theory-2.xml
plot-Discrete_mathematics_graph_theory-1.xml
Inequalities
Inequality_1.xml
Inequality_2.xml
Inequality_3.xml
Inequality_4.xml
Inequality_5.xml
Inequality_6.xml
Limits
Limits_1.xml
Limits_2.xml
Limits_2a.xml
Limits_2b.xml
Limits_3.xml
Limits_4.xml
Limits_5.xml
LinearAlgebra
Cross-product-non-cancellation.xml
EigenVectVal
Eigenvalues-eigenvectors-give-examples.xml
Eigenvalues-vectors-3-3.xml
Eigenvalues-vectors-4-4.xml
Eigenvalues-vectors-PDPT.xml
Give-Eigenvalue-Multiplicities.xml
Orthogonally-diagonalise-a-matrix-with-a-repeated-eigenvalue.xml
Equation-plane-counter-example.xml
LinearSystems
Cramers_Rule_1.xml
Cramers_Rule_2.xml
Find-particular-solution-to-Ax-equals-b-that-lies-in-rowspace.xml
Linear-dependence.xml
Linear-system.xml
Matrix-Calculations
Cofactors_1.xml
Compute-QR-factorisation-of-3x2-matrix.xml
LU-Decomposition.xml
LinearAlgebra_elementary_1.xml
LinearAlgebra_elementary_2.xml
LinearAlgebra_elementary_3.xml
LinearAlgebra_elementary_4.xml
Matrices_1.xml
Matrices_2.xml
Matrices_3.xml
Matrices_4.xml
Matrices_Add_1.xml
Matrices_Inverse_1.xml
Matrices_Inverse_2.xml
Matrices_Inverse_3-3.xml
Matrices_Inverse_3.xml
Matrices_Inverse_4-4.xml
Matrices_Inverse_4.xml
Matrices_Mult_1.xml
Matrices_Scalar_Mult.xml
Matrices_Solve_Equation_1.xml
Matrices_Solve_Equation_2.xml
Matrices_find-det-2-2.xml
Matrices_find-det-3-3.xml
Matrix-Algebra-give-examples.xml
test_3_matrix.xml
Proof
Diagonalizable-proof-comprehension.xml
Matrix-similarity-proof-Parsons.xml
Proof-dot-product.xml
Proof-gaps-linear-dependence.xml
Show-Ax-forms-a-subspace-Parsons.xml
Transformations
JSXGraph-Find-matrix-from-effect-on-object.xml
Vector-Spaces
Find-bases-for-subspaces-of-matrix.xml
Find-orthogonal-basis-for-plane-in-R3.xml
Find-vector-parametric-equation-for-plane-given-three-points.xml
Make-set-of-vectors-a-basis-for-hyperplane-in-R4.xml
Matrices_Rank_1.xml
Planes_find_equation_plane.xml
Subspace_Dimension_1.xml
Vector_1.xml
Vector_2.xml
Vector_3.xml
Vector_Basis_1.xml
Vector_Basis_2.xml
Vector_Cross_Product.xml
Vector_Dependent_1.xml
Vector_Dot_Product.xml
Vector_Independent_1.xml
Vectors_add-columns.xml
Logs-and-Exponentials
Logs_1.xml
Logs_2.xml
Proof
Proof_comprehension_infinite_primes.xml
Proof_comprehension_roots_unity.xml
Proof_gaps_induction_series.xml
Series
Maclaurin-Series
Series_1.xml
Series_2.xml
Series_3.xml
Sets
Cartesian_Set_1.xml
Set_1.xml
Set_Intersection_1.xml
Set_Intersection_2.xml
Set_Interval_1.xml
Set_Interval_2.xml
Subset_1.xml
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Question XML
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