Category:Improvements
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These are pages containing proofs that, although correct, are not the best they could be.
See the Improve template.
Pages in category "Improvements"
The following 104 pages are in this category, out of 104 total.
A
C
- Cantor's Theorem (Strong Version)/Proof 2
- Cardano's Formula/Examples/x^3 - 15x - 4
- Characteristic of Ordered Integral Domain is Zero
- Definition:Chess
- Circle of Apollonius is Circle
- Definition:Class (Descriptive Statistics)
- Compact First-Countable Space is Sequentially Compact
- Compact Subspace of Linearly Ordered Space/Reverse Implication
- Compact Subspace of Linearly Ordered Space/Reverse Implication/Proof 2
- Compactness Theorem
- Composition of Mappings is Associative
- Condition for Ideal to be Total Ring
- Conditions for Strong Minimum of Functional
- Continuum Property/Proof 1
- Definition:Contravariant Hom Functor
- Cosine of Sum/Proof 4
- Countable Union of Finite Sets is Countable
- Definition:Covariant Hom Functor
D
- De Morgan's Laws imply Uniquely Complemented Lattice is Boolean Lattice
- Definite Integral from 0 to Half Pi of Even Power of Sine x
- Definite Integral from 0 to Half Pi of Even Power of Sine x/Proof 1
- Definite Integral from 0 to Half Pi of Odd Power of Sine x
- Definite Integral from 0 to Half Pi of Odd Power of Sine x/Proof 1
- User:Dfeuer/thought
- Disjunction has no Inverse
E
- Eigenvalues of Normal Operator have Orthogonal Eigenspaces
- Empty Group Word is Reduced
- Equation for Perpendicular Bisector of Two Points
- Equivalence of Definitions of Transitive Closure (Set Theory)
- Equivalence of Subobjects is Equivalence
- Euler's Equation for Vanishing Variation is Invariant under Coordinate Transformations
- Euler's Theorem for Planar Graphs
- Exponential of Sum/Real Numbers/Corollary
F
G
I
L
M
N
- Necessary and Sufficient Condition for Quadratic Functional to be Positive Definite
- Necessary Condition for Integral Functional to have Extremum for given function/Dependent on N Functions
- Necessary Condition for Integral Functional to have Extremum for given Function/Dependent on Nth Derivative of Function
- Non-Equivalence as Equivalence with Negation/Formulation 1/Forward Implication/Proof
- Definition:Number Base/Integers
O
P
- P-Product Metrics on Real Vector Space are Topologically Equivalent
- P-Product Metrics on Real Vector Space are Topologically Equivalent/Inequality for General Case
- Perpendicular Bisector of Triangle is Altitude of Medial Triangle
- Primary Decomposition Theorem
- Prime Magic Square/Examples/Order 3/Smallest
- Primitive of x over Root of a x + b by Root of p x + q
- Product of Sigma and Euler Phi Functions
- Products of 2-Digit Pairs which Reversed reveal Same Product
- Projection from Product Category
- Pullback of Quotient Group Isomorphism/Examples/C6 with A4
R
- Rational Numbers with Denominators Coprime to Prime under Addition form Group
- Real Numbers of Type Rational a plus b root 2 form Field
- Recursively Defined Sequence/Examples/Term is Term of Index less 1 plus 6 times Term of Index less 2
- Relation between Two Ordinals
- Relationship between Transitive Closure Definitions
S
- Seifert-van Kampen Theorem
- Shape of Cosecant Function
- Shape of Secant Function
- Sign of Composition of Permutations
- Solution to Legendre's Differential Equation
- Strictly Increasing Sequence induces Partition
- Strictly Increasing Sequence of Natural Numbers
- Subband of Induced Operation is Set of Subbands
- Subset Relation is Compatible with Subset Product
- Subset Relation is Compatible with Subset Product/Corollary 2
- Sufficient Conditions for Uncountability
- Sum of Indexed Suprema
- Sums of Squares of Diagonals of Order 3 Magic Square
- Supremum of Absolute Value of Difference equals Supremum of Difference