Definice: Množina je souhrn objektů, který chápeme jako celek. Tyto objekty se nazývají “prvky množiny”.Množiny se značí velkými písmeny (např. A), jejich prvky malými (a).Zápis množiny výčtem prvků: A={a,b,c}Prázdná množina: {}=∅, bezprvková množinaChceme-li zapsat, že prvek je v množině, použijeme symbol ∈ (náleží). V opačném případě použijeme symbol ∈/ (nenáleží).
Speciální množiny
N - přirozená čísla {1,2,3,4,...}
Z - celá čísla {...,−2,−1,0,1,2,...}
Q - racionální čísla {x=qp;p∈Z∧q∈N∧gcd(p,q)=1}
R - reálná čísla - racionální čísla a iracionální čísla
atd.
Zápis množiny pomocí vlastnosti: A={x∈R;x>5}Pokud platí, že ∀x∈A:x∈B, pak říkáme, že A je podmnožinou B. Značíme A⊆B. Tomuto vztahu se říká inkluze.Pokud platí, že A⊆B∧B⊆A, pak říkáme, že množiny se rovnají, značíme A=B.
Doplněk: Mějme dvě množiny A,B, kde B⊆A. Doplněk B na A$$$$B'_A = \{x; x \in A \land x \notin B\}. Pokud je zřejmé, na jakou množinu doplněk je, stačí psát B′.
Rozdíl: Mějme dvě množiny A,B. A∖B={x;x∈A∧x∈/B}.
Průnik: Mějme dvě množiny A,B. A∩B={x;x∈A∧x∈B}.
Sjednocení: Mějme dvě množiny A,B. A∪B={x;x∈A∨x∈B}.
Vennovy diagramy: Grafické schematické znázornění několika množin a jejich vzájemných vztahů.
Definice: Množina reálných čísel ležících mezi dvěma čísly (těm se říká meze intervalu).
Obsahuje-li interval meze, říká se mu uzavřený interval, neobsahuje-li meze, říká se mu otevřený interval. Obsahuje-li jen jednu z mezí, říká se mu polootevřený interval.
∣x∣<3Tyto rovnice musíme rozdělit na intervaly podle nulového bodu absolutní hodnoty a poté pracovat pouze v nich.Nulový bod je v x=0, tedy budeme pracovat v intervalech (−∞,0) a ⟨0,∞)x∈⟨0,∞)⇒x≥0x<3x∈⟨0,3)x∈(−∞,0)⇒x<0−x>−3x∈(−3,0)K=A∪B=(−3,3)
Je kvadratická funkce otevřená dolů či nahoru (podle koeficientu a)?
Kde má funkce kořeny, zda nějaké má?
Na základě těchto informací jsme schopni určit, kde je fce větší než 0.a>0⇒fce je otevřená nahoru(x−3)(x−2)>0Rozdělíme na intervaly podle kořenů (kořeny samotné brát nemusíme, ty jsou rovny 0, což není větší než 0.1.x∈(−∞,2)2.x∈(2,3)3.x∈(3,∞)1.−⋅−=+⇒f(x)>02.−⋅+=−⇒f(x)<03.+⋅+=+⇒f(x)>0K=(−∞,2)∪(3,∞)
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`,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mo,{stretchy:`false`,children:`{`}),_jsx(_components.mi,{mathvariant:`normal`,children:`.`}),_jsx(_components.mi,{mathvariant:`normal`,children:`.`}),_jsx(_components.mi,{mathvariant:`normal`,children:`.`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mo,{children:`−`}),_jsx(_components.mn,{children:`2`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mo,{children:`−`}),_jsx(_components.mn,{children:`1`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mn,{children:`0`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mn,{children:`1`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mn,{children:`2`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mi,{mathvariant:`normal`,children:`.`}),_jsx(_components.mi,{mathvariant:`normal`,children:`.`}),_jsx(_components.mi,{mathvariant:`normal`,children:`.`}),_jsx(_components.mo,{stretchy:`false`,children:`}`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`\\\\{...,-2,-1,0,1,2,...\\\\}`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1em`,verticalAlign:`-0.25em`}}),_jsx(_components.span,{className:`mopen`,children:`{`}),_jsx(_components.span,{className:`mord`,children:`...`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord`,children:`−`}),_jsx(_components.span,{className:`mord`,children:`2`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord`,children:`−`}),_jsx(_components.span,{className:`mord`,children:`1`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord`,children:`0`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord`,children:`1`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord`,children:`2`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord`,children:`...`}),_jsx(_components.span,{className:`mclose`,children:`}`})]})})]})]}),`\n`,_jsxs(_components.li,{children:[_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsx(_components.mrow,{children:_jsx(_components.mi,{mathvariant:`double-struck`,children:`Q`})}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`\\\\mathbb{Q}`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.8556em`,verticalAlign:`-0.1667em`}}),_jsx(_components.span,{className:`mord mathbb`,children:`Q`})]})})]}),` - racionální čísla `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mo,{stretchy:`false`,children:`{`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`=`}),_jsxs(_components.mfrac,{children:[_jsx(_components.mi,{children:`p`}),_jsx(_components.mi,{children:`q`})]}),_jsx(_components.mo,{separator:`true`,children:`;`}),_jsx(_components.mi,{children:`p`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{mathvariant:`double-struck`,children:`Z`}),_jsx(_components.mo,{children:`∧`}),_jsx(_components.mi,{children:`q`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{mathvariant:`double-struck`,children:`N`}),_jsx(_components.mo,{children:`∧`}),_jsx(_components.mtext,{children:`gcd`}),_jsx(_components.mo,{stretchy:`false`,children:`(`}),_jsx(_components.mi,{children:`p`}),_jsx(_components.mo,{separator:`true`,children:`,`}),_jsx(_components.mi,{children:`q`}),_jsx(_components.mo,{stretchy:`false`,children:`)`}),_jsx(_components.mo,{children:`=`}),_jsx(_components.mn,{children:`1`}),_jsx(_components.mo,{stretchy:`false`,children:`}`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`\\\\{x = \\\\frac{p}{q}; p \\\\in \\\\mathbb{Z} \\\\land q \\\\in \\\\mathbb{N} \\\\land \\\\text{gcd}(p,q) = 1\\\\}`})]})})}),_jsxs(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:[_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1em`,verticalAlign:`-0.25em`}}),_jsx(_components.span,{className:`mopen`,children:`{`}),_jsx(_components.span,{className:`mord mathnormal`,children:`x`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`=`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1.2286em`,verticalAlign:`-0.4811em`}}),_jsxs(_components.span,{className:`mord`,children:[_jsx(_components.span,{className:`mopen nulldelimiter`}),_jsx(_components.span,{className:`mfrac`,children:_jsxs(_components.span,{className:`vlist-t vlist-t2`,children:[_jsxs(_components.span,{className:`vlist-r`,children:[_jsxs(_components.span,{className:`vlist`,style:{height:`0.7475em`},children:[_jsxs(_components.span,{style:{top:`-2.655em`},children:[_jsx(_components.span,{className:`pstrut`,style:{height:`3em`}}),_jsx(_components.span,{className:`sizing reset-size6 size3 mtight`,children:_jsx(_components.span,{className:`mord mtight`,children:_jsx(_components.span,{className:`mord mathnormal mtight`,style:{marginRight:`0.0359em`},children:`q`})})})]}),_jsxs(_components.span,{style:{top:`-3.23em`},children:[_jsx(_components.span,{className:`pstrut`,style:{height:`3em`}}),_jsx(_components.span,{className:`frac-line`,style:{borderBottomWidth:`0.04em`}})]}),_jsxs(_components.span,{style:{top:`-3.4461em`},children:[_jsx(_components.span,{className:`pstrut`,style:{height:`3em`}}),_jsx(_components.span,{className:`sizing 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mathnormal`,children:`p`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`∈`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6889em`}}),_jsx(_components.span,{className:`mord mathbb`,children:`Z`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2222em`}}),_jsx(_components.span,{className:`mbin`,children:`∧`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2222em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.7335em`,verticalAlign:`-0.1944em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0359em`},children:`q`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`∈`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6889em`}}),_jsx(_components.span,{className:`mord mathbb`,children:`N`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2222em`}}),_jsx(_components.span,{className:`mbin`,children:`∧`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2222em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1em`,verticalAlign:`-0.25em`}}),_jsx(_components.span,{className:`mord text`,children:_jsx(_components.span,{className:`mord`,children:`gcd`})}),_jsx(_components.span,{className:`mopen`,children:`(`}),_jsx(_components.span,{className:`mord mathnormal`,children:`p`}),_jsx(_components.span,{className:`mpunct`,children:`,`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0359em`},children:`q`}),_jsx(_components.span,{className:`mclose`,children:`)`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`=`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1em`,verticalAlign:`-0.25em`}}),_jsx(_components.span,{className:`mord`,children:`1`}),_jsx(_components.span,{className:`mclose`,children:`}`})]})]})]})]}),`\n`,_jsxs(_components.li,{children:[_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsx(_components.mrow,{children:_jsx(_components.mi,{mathvariant:`double-struck`,children:`R`})}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`\\\\mathbb{R}`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6889em`}}),_jsx(_components.span,{className:`mord mathbb`,children:`R`})]})})]}),` - reálná čísla - racionální čísla a iracionální čísla`]}),`\n`,_jsx(_components.li,{children:`atd.`}),`\n`]})}),`\n`,_jsxs(_components.p,{children:[_jsx(`u`,{children:`Zápis množiny pomocí vlastnosti`}),`: `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mi,{children:`A`}),_jsx(_components.mo,{children:`=`}),_jsx(_components.mo,{stretchy:`false`,children:`{`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{mathvariant:`double-struck`,children:`R`}),_jsx(_components.mo,{separator:`true`,children:`;`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`>`}),_jsx(_components.mn,{children:`5`}),_jsx(_components.mo,{stretchy:`false`,children:`}`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`A = \\\\{x\\\\in \\\\mathbb{R}; x > 5\\\\}`})]})})}),_jsxs(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:[_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`A`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`=`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1em`,verticalAlign:`-0.25em`}}),_jsx(_components.span,{className:`mopen`,children:`{`}),_jsx(_components.span,{className:`mord mathnormal`,children:`x`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`∈`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.8833em`,verticalAlign:`-0.1944em`}}),_jsx(_components.span,{className:`mord mathbb`,children:`R`}),_jsx(_components.span,{className:`mpunct`,children:`;`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.1667em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`x`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`>`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`1em`,verticalAlign:`-0.25em`}}),_jsx(_components.span,{className:`mord`,children:`5`}),_jsx(_components.span,{className:`mclose`,children:`}`})]})]})]})]}),`\n`,_jsxs(_components.p,{children:[`Pokud platí, že `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mi,{mathvariant:`normal`,children:`∀`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{children:`A`}),_jsx(_components.mo,{children:`:`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{children:`B`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`\\\\forall x \\\\in A : x \\\\in B`})]})})}),_jsxs(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:[_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.7335em`,verticalAlign:`-0.0391em`}}),_jsx(_components.span,{className:`mord`,children:`∀`}),_jsx(_components.span,{className:`mord mathnormal`,children:`x`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`∈`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`A`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`:`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.5782em`,verticalAlign:`-0.0391em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`x`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`∈`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0502em`},children:`B`})]})]})]}),`, pak říkáme, že `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsx(_components.mrow,{children:_jsx(_components.mi,{children:`A`})}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`A`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`A`})]})})]}),` je podmnožinou `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsx(_components.mrow,{children:_jsx(_components.mi,{children:`B`})}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`B`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0502em`},children:`B`})]})})]}),`. Značíme `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mi,{children:`A`}),_jsx(_components.mo,{children:`⊆`}),_jsx(_components.mi,{children:`B`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`A \\\\subseteq B`})]})})}),_jsxs(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:[_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.8193em`,verticalAlign:`-0.136em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`A`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`⊆`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0502em`},children:`B`})]})]})]}),`. Tomuto vztahu se říká inkluze.`]}),`\n`,_jsxs(_components.p,{children:[`Pokud platí, že `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mi,{children:`A`}),_jsx(_components.mo,{children:`⊆`}),_jsx(_components.mi,{children:`B`}),_jsx(_components.mo,{children:`∧`}),_jsx(_components.mi,{children:`B`}),_jsx(_components.mo,{children:`⊆`}),_jsx(_components.mi,{children:`A`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`A \\\\subseteq B \\\\land B \\\\subseteq A`})]})})}),_jsxs(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:[_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.8193em`,verticalAlign:`-0.136em`}}),_jsx(_components.span,{className:`mord mathnormal`,children:`A`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}}),_jsx(_components.span,{className:`mrel`,children:`⊆`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2778em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0502em`},children:`B`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2222em`}}),_jsx(_components.span,{className:`mbin`,children:`∧`}),_jsx(_components.span,{className:`mspace`,style:{marginRight:`0.2222em`}})]}),_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.8193em`,verticalAlign:`-0.136em`}}),_jsx(_components.span,{className:`mord 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kde `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mi,{children:`B`}),_jsx(_components.mo,{children:`⊆`}),_jsx(_components.mi,{children:`A`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`B \\\\subseteq A`})]})})}),_jsxs(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:[_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.8193em`,verticalAlign:`-0.136em`}}),_jsx(_components.span,{className:`mord 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Doplněk `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsx(_components.mrow,{children:_jsx(_components.mi,{children:`B`})}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`B`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.6833em`}}),_jsx(_components.span,{className:`mord mathnormal`,style:{marginRight:`0.0502em`},children:`B`})]})})]}),` na `,_jsx(_components.span,{className:`katex-error`,title:`ParseError: KaTeX parse error: Can't use function '$' in math mode at position 2: A$̲$$$B'_A = \\\\{x; …`,style:{color:`#cc0000`},children:`A$$$$B'_A = \\\\{x; x \\\\in A \\\\land x \\\\notin B\\\\}`}),`. Pokud je zřejmé, na jakou množinu doplněk je, stačí psát `,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsx(_components.mrow,{children:_jsxs(_components.msup,{children:[_jsx(_components.mi,{children:`B`}),_jsx(_components.mo,{mathvariant:`normal`,lspace:`0em`,rspace:`0em`,children:`′`})]})}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`B'`})]})})}),_jsx(_components.span,{className:`katex-html`,\"aria-hidden\":`true`,children:_jsxs(_components.span,{className:`base`,children:[_jsx(_components.span,{className:`strut`,style:{height:`0.7519em`}}),_jsxs(_components.span,{className:`mord`,children:[_jsx(_components.span,{className:`mord 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`,_jsxs(_components.span,{className:`katex`,children:[_jsx(_components.span,{className:`katex-mathml`,children:_jsx(_components.math,{xmlns:`http://www.w3.org/1998/Math/MathML`,children:_jsxs(_components.semantics,{children:[_jsxs(_components.mrow,{children:[_jsx(_components.mi,{children:`A`}),_jsx(_components.mo,{children:`∩`}),_jsx(_components.mi,{children:`B`}),_jsx(_components.mo,{children:`=`}),_jsx(_components.mo,{stretchy:`false`,children:`{`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{separator:`true`,children:`;`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{children:`A`}),_jsx(_components.mo,{children:`∧`}),_jsx(_components.mi,{children:`x`}),_jsx(_components.mo,{children:`∈`}),_jsx(_components.mi,{children:`B`}),_jsx(_components.mo,{stretchy:`false`,children:`}`})]}),_jsx(_components.annotation,{encoding:`application/x-tex`,children:`A \\\\cap B = \\\\{x; x \\\\in A \\\\land x \\\\in 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