Гарнак Олэговытц

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[...] Je le vois, mais je ne crois pas [...]

83 Questions

 4 About “Trichotomy Law for Real Numbers” 3 Definition of multiplication of real numbers from product of positive dedekind cuts and absolute value 3 Proof by contradiction: $\emptyset \subseteq A$ 2 Proof: $A=\{c_1,c_2,…,c_n\}\subset \Bbb{R} \to A \mbox{ is bounded above }$ 2 Proof: $g\mbox{ is self-adjoint endomorphism}\leftrightarrow \forall i,j \in \{1,2,…,n\}(f(g(b_i),b_j)=f(b_i,g(b_j)))$

541 Reputation

 +5 Proof by contradiction: $(A \subset \Bbb{R}) \land (A \neq \emptyset )\wedge (A \mbox{ is bounded below } )\to \exists x (x \doteq \inf(A))$ +10 Proof: $A=\{c_1,c_2,…,c_n\}\subset \Bbb{R} \to A \mbox{ is bounded above }$ +5 About definition of recursive sequence -2 Proof by contradiction: $\emptyset \subseteq A$

 0 Classification of linear algebra

40 Tags

 0 real-analysis × 25 0 proof-strategy × 10 0 definition × 21 0 proof-verification × 10 0 linear-algebra × 20 0 geometry × 5 0 elementary-set-theory × 17 0 natural-numbers × 4 0 abstract-algebra × 10 0 general-topology × 4

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