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Theorem base for Specification nat-div

This is a listing of all goals defined over the current specification. Axioms are marked yellow, proved theorems green and unproved theorems blue. Click on individual names to get more information on the proof.

Name: Sequent: Type:
two-three ⊦ 3 / 2 = 1 A User Theorem
multn ≠ 0 ⊦ (n0 + m * n) / n = n0 / n + m A User Theorem
two-succ ⊦ ¬ m + 1 < (m + 1) / 2 A User Theorem
modex ⊦ n ≠ 0 → (m % n = 0 ↔ (∃ n0. m = n0 * n)) A User Theorem
two-neq ⊦ n ≠ 0 → m + n ≠ m / 2 A User Theorem
condn ≠ 0 ⊦ m / n * n ≤ m A User Theorem
square-ls-03 ⊦ m0 ≤ m ∧ m ≤ n → (m * (m + 1)) / 2 + m0 < ((n + 1) * (n + 2)) / 2 A User Theorem
mod-one ⊦ m % 1 = 0 A User Theorem
square-ls-02 ⊦ (m * (m + 1)) / 2 < (n * (n + 1)) / 2 ↔ m < n A User Theorem
two-rec ⊦ (m + 2) / 2 = m / 2 + 1 A User Theorem
two-ls ⊦ ¬ m + 1 < m / 2 A User Theorem
two-loup ⊦ m < n → ¬ (m + n) / 2 < m A User Theorem
two-neq-02 ⊦ m / 2 ≠ m + n + 1 A User Theorem
square-ls-01 ⊦ (m * (m + 1)) / 2 < ((n + 1) * (n + 2)) / 2 ↔ m < n + 1 A User Theorem
mod-eq ⊦ m < n → m % n = m A User Theorem
mod-multn ≠ 0 ⊦ (m + n0 * n) % n = m % n A User Theorem
two-neq-01 ⊦ m / 2 ≠ m + 1 A User Theorem
two-two-01 ⊦ (2 * m + n) / 2 = m + n / 2 A User Theorem
ls-01n ≠ 0, m0 ≤ m, n ≤ n0 ⊦ m0 / n0 ≤ m / n A User Theorem
mod-nls ⊦ n ≠ 0 ∧ n ≤ n0 + 1 → ¬ n0 < m % n A User Theorem
cond-01n ≠ 0 ⊦ ¬ m < m / n * n A User Theorem
mod-eq-mod-plus-1m ≠ 0 ⊦ (n + 1) % m = n % m ↔ m = 1 A User Theorem
mod-succ ⊦ m % n + 1 = n → (m + 1) % n = 0 A User Theorem
two-two-02 ⊦ 2 / 2 = 1 A User Theorem
two-le ⊦ m / 2 ≤ m A User Theorem
raxn ≠ 0, m / n * n ≤ m ⊦ m % n = m - m / n * n A User Theorem
ls-02n ≠ 0 ⊦ m / n < m0 / n → m < m0 A User Theorem
ls-03n ≠ 0 ⊦ ¬ n0 / n + 1 < (n0 + n) / n A User Theorem
two-ls-01 ⊦ m / 2 ≤ m + 1 A User Theorem
two-paddm < n ⊦ (m + n) / 2 < n A User Theorem
two-ls-02 ⊦ ¬ m < m / 2 A User Theorem
two-ls-05 ⊦ m % 2 = 0 → (n < m / 2 ↔ n * 2 < m) A User Theorem
two-ls-03 ⊦ m / 2 < m ↔ m ≠ 0 A User Theorem
two-ls-04 ⊦ m % 2 = 0 → (m / 2 < n ↔ m < n * 2) A User Theorem
le-succn ≠ 0 ⊦ m / (n + 1) ≤ m / n A User Theorem
square-nls ⊦ ¬ (n * (n + 1)) / 2 < n A User Theorem
two-loup-13 ⊦ (m + n) / 2 < m → ¬ (m + n) / 2 < n A User Theorem
exmult ⊦ m % n = 0 ∧ n ≠ 0 → (∃ n0. m = n * n0) A User Theorem
mod-neqn ≠ 0 ⊦ m % n < (m + 1) % n ↔ (m + 1) % n ≠ 0 A User Theorem
two-zero-01-01 ⊦ m / 2 = 0 ↔ m = 0 ∨ m = 1 A User Theorem
two-odd-01 ⊦ m % 2 = 1 ↔ m % 2 ≠ 0 A User Theorem
modsucc-lessn ≠ 0 ⊦ m < n → ((m + 1) % n < m ↔ n = m + 1 ∧ m ≠ 0) A User Theorem
mod-recn ≠ 0 ⊦ n ≤ m → m % n = (m - n) % n A User Theorem
div-two-add ⊦ m / 2 + n = (m + 2 * n) / 2 A User Theorem
mod-rew ⊦ n ≠ 0 → m % n = m - m / n * n A User Theorem
Moddef ⊦ n ≠ 0 → m = m / n * n + m % n An Axiom
two-zero-01 ⊦ m = 0 → m / 2 = 0 A User Theorem
two-loup-10 ⊦ m < n → ((m + n) / 2 = m ↔ m + 1 = n) A User Theorem
mod-samen ≠ 0 ⊦ m % n ≠ n A User Theorem
two-loup-11 ⊦ m < n → ((m + n) / 2 < m + 1 ↔ m + 1 = n) A User Theorem
two-loup-12 ⊦ (m + n) / 2 < n ↔ m < n A User Theorem
nummult-le-010 < m, n < 0 ⊦ (* m) * m0 ≤ (* n) ↔ m0 ≤ (n + 1 - m) / m A User Theorem
modsucc-neqn ≠ 0 ⊦ (m + 1) % n = m ↔ n = 1 ∧ m = 0 A User Theorem
mod-add ⊦ m0 % n = 0 ∧ 0 ≠ n → (m + m0) % n = m % n A User Theorem
two-loup-06 ⊦ m < n → ¬ n < (m + n) / 2 A User Theorem
two-loup-07 ⊦ m < n → ¬ n + 1 < (m + n) / 2 A User Theorem
square-ls ⊦ ((m + 1) * (m + 2)) / 2 < ((n + 1) * (n + 2)) / 2 ↔ m < n A User Theorem
two-loup-08 ⊦ m < n ∧ n < n0 → (m + n) / 2 < n0 A User Theorem
two-loup-09 ⊦ (m + n) / 2 = m ↔ ¬(m ≠ n ∧ m + 1 ≠ n) A User Theorem
two-loup-02 ⊦ m < n ∧ m + 1 ≠ n → ¬ (m + n) / 2 - 1 < m A User Theorem
two-loup-03 ⊦ m < n ∧ m + 1 ≠ n ∧ n < m → (m + n) / 2 - 1 < m A User Theorem
two-loup-04 ⊦ m < n ∧ m + 1 ≠ n → ¬ n < (m + n) / 2 - 1 A User Theorem
two-loup-05 ⊦ m < n → ¬ (m + n) / 2 + 1 < m A User Theorem
onen ≠ 0 ⊦ n / n = 1 A User Theorem
mod-zero-01 ⊦ m ≠ 0 → 0 % m = 0 A User Theorem
mod-oncen ≠ 0 ⊦ (m + n) % n = m % n A User Theorem
mult-02n ≠ 0 ⊦ m % n = 0 → m / n * n = m A User Theorem
mult-01n ≠ 0 ⊦ (m * n) / n = m A User Theorem
square-even-03 ⊦ ((n + 2) * n + n) % 2 = 0 A User Theorem
mod-len ≠ 0 ⊦ m % n ≤ m A User Theorem
one-01 ⊦ m / 1 = m A User Theorem
square-even-02 ⊦ (m * m + m) % 2 = 0 A User Theorem
square-even-01 ⊦ ((m + 1) * (m + 2)) % 2 = 0 A User Theorem
mod-eq-01 ⊦ m0 < n ∧ n ≠ 0 → ((m + m0) % n = m0 ↔ m % n = 0) A User Theorem
two-le-01 ⊦ m ≤ m / 2 ↔ m = 0 A User Theorem
mod-lsn ≠ 0 ⊦ m % n < n A User Theorem
modulo-between-equal3n0 ≠ 0 ⊦ m < n ∧ n ≤ m + n0 → (m % n0 = n % n0 ↔ n = m + n0) A User Theorem
div-succ-01n ≠ 0 ⊦ m % n + 1 ≠ n → (m + 1) / n = m / n A User Theorem
two-le-02 ⊦ m % 2 = 0 ∧ n % 2 = 0 → (m / 2 ≤ n / 2 ↔ m ≤ n) A User Theorem
len ≠ 0 ⊦ m ≤ m0 → m / n ≤ m0 / n A User Theorem
modulo-between-equal2n0 ≠ 0 ⊦ m ≤ n ∧ n < m + n0 → (m % n0 = n % n0 ↔ m = n) A User Theorem
two-le-03 ⊦ m % 2 = 0 → (m / 2 ≤ n ↔ m ≤ n * 2) A User Theorem
two-ppredm ≠ 0 ∧ m ≠ 1 ⊦ m / 2 = (m - 2) / 2 + 1 A User Theorem
mod-eq-02m0 < n, n ≠ 0 ⊦ (m + (* m0)) % (* n) = (* m0) ↔ m % n = 0 A User Theorem
two-loup-01 ⊦ m < n ∧ m + 1 ≠ n → ((m + n) / 2 - 1) + 1 = (m + n) / 2 A User Theorem
two-le-04 ⊦ m % 2 = 0 → (n ≤ m / 2 ↔ n * 2 ≤ m) A User Theorem
mod-by6 ⊦ (n * (n + 1) * (2 * n + 1)) % 6 = 0 A User Theorem
mod-mod-01 ⊦ m % (n + 1) = 0 ∧ (n + 1) % n0 = 0 ∧ n0 ≠ 0 → m % n0 = 0 A User Theorem
modulo-between-equaln0 ≠ 0 ⊦ h < n ∧ n < h + n0 → h % n0 ≠ n % n0 A User Theorem
two-eq ⊦ m = m / 2 ↔ m = 0 A User Theorem
div-mult ⊦ m ≠ 0 → (m * m0) / m = m0 A User Theorem
square-even ⊦ (m * (m + 1)) % 2 = 0 A User Theorem
lsn ≠ 0, m / n < m / n0 ⊦ n0 < n A User Theorem
two-peq(m + n) / 2 = m, n < m ⊦ A User Theorem
zeron ≠ 0 ⊦ 0 / n = 0 A User Theorem
recn ≠ 0 ⊦ n ≤ m → m / n = (m - n) / n + 1 A User Theorem
div-succn ≠ 0 ⊦ m % n + 1 = n → (m + 1) / n = m / n + 1 A User Theorem
mult-lsn ≠ 0 ⊦ m / n < n0 → m < n0 * n A User Theorem
square-inject ⊦ ((m + n) * (m + n + 1)) / 2 + n = ((m0 + n0) * (m0 + n0 + 1)) / 2 + n0 ↔ m = m0 ∧ n = n0 A User Theorem
div-le ⊦ 1 < n → (m ≤ m / n ↔ m = 0) A User Theorem
mod-zeron ≠ 0 ⊦ n % n = 0 A User Theorem
mod-succ-04n ≠ 0 ⊦ (m + 1) % n < m % n ↔ (m + 1) % n = 0 ∧ n ≠ 1 A User Theorem
mod-succ-05n ≠ 0 ⊦ m % n < m0 → ¬ m0 < (m + 1) % n A User Theorem
mod-succ-06n ≠ 0 ⊦ (m + 1) % n ≠ 0 → (m + 1) % n = m % n + 1 A User Theorem
div-one ⊦ m ≠ 0 → 1 / (m + 1) = 0 A User Theorem
nummult-ls-010 < m, n < 0 ⊦ (* m) * m0 < (* n) ↔ m0 < n / m A User Theorem
mod-succ-01n ≠ 0 ⊦ m % n + 1 ≠ n → (m + 1) % n = m % n + 1 A User Theorem
mod-succ-02n ≠ 0 ⊦ (m + 1) % n = 0 → m % n = n - 1 A User Theorem
nummult-ls-030 < m, n < 0 ⊦ (* n) < (* m) * m0 ↔ (n + 1 - m) / m < m0 A User Theorem
mod-succ-03 ⊦ 1 ≠ n ∧ n ≠ 0 → (n + 1) % n = 1 A User Theorem
addn ≠ 0 ⊦ (n0 + n) / n = n0 / n + 1 A User Theorem
two-zero ⊦ 0 / 2 = 0 A User Theorem
nummult-le-030 < m, n < 0 ⊦ (* n) ≤ (* m) * m0 ↔ n / m ≤ m0 A User Theorem
ls-even ⊦ m % 2 = 0 ∧ n % 2 = 0 → (m / 2 < n / 2 ↔ m < n) A User Theorem
nummult-eqn ≠ 0 ⊦ (* m) * m0 = (* n) ↔ n % m = 0 ∧ m0 = n / m ∧ m ≠ 0 A User Theorem
mult-div ⊦ n % m = 0 ∧ m ≠ 0 → m * n / m = n A User Theorem
mod-mult-01n ≠ 0 ⊦ (m * n) % n = 0 A User Theorem
div-elimn ≠ 0 ⊦ m0 = m / n ∧ n0 = m % n ↔ m = m0 * n + n0 ∧ n0 < n A User Theorem
two-one-01 ⊦ m = 1 → m / 2 = 0 A User Theorem
square-inj ⊦ ((m + n) * ((m + n) + 1)) / 2 + n = ((m0 + n0) * ((m0 + n0) + 1)) / 2 + n0 ↔ m = m0 ∧ n = n0 A User Theorem
div-le-011 < n ⊦ m ≤ m / (* n) ↔ m = 0 A User Theorem
two-odd ⊦ (2 * m + 1) % 2 = 1 A User Theorem
mod-mod ⊦ m % n = 0 ∧ n % n0 = 0 ∧ n ≠ 0 ∧ n0 ≠ 0 → m % n0 = 0 A User Theorem
ls-succn ≠ 0 ⊦ ¬ m / n < m / (n + 1) A User Theorem
mod2-succ ⊦ (m + 1) % 2 = 0 ↔ m % 2 ≠ 0 A User Theorem
zero-01 ⊦ m < n → m / n = 0 A User Theorem
two-twosucc-02 ⊦ (2 * m + n + 1) / 2 = m + (n + 1) / 2 A User Theorem
le-div-to-multm0 ≠ 0 ⊦ n ≤ m / m0 ↔ n * m0 ≤ m A User Theorem
mod-le-04 ⊦ n ≠ 0 → (m ≤ m % n ↔ m < n) A User Theorem
mod-le-03n ≠ 0 ⊦ ¬ n ≤ m % n A User Theorem
mod-le-02n ≠ 0 ⊦ m % n ≤ n A User Theorem
square-nle-01-01 ⊦ ¬ ((n + 1) * (n + 2)) / 2 ≤ n A User Theorem
mod-le-01n ≠ 0 ⊦ m % n ≤ m + m0 A User Theorem
div-add ⊦ m0 % n = 0 ∧ 0 ≠ n → (m + m0) / n = m / n + m0 / n A User Theorem
mod-ls-02n ≠ 0 ⊦ ¬ m + m0 < m % n A User Theorem
mod-ls-01n ≠ 0 ⊦ ¬ m < m % n A User Theorem
mod-ls-03n ≠ 0 ⊦ ¬ n < m % n A User Theorem
two-mdiv2-03 ⊦ (2 * m + 1) / 2 = m A User Theorem
two-mdiv2-02 ⊦ (2 * m) / 2 = m A User Theorem
mult-ls-01n ≠ 0 ⊦ n0 < m / n → n0 * n < m A User Theorem
leq-modsuccn ≠ 0 ⊦ n ≤ n0 + m ∧ m < n → (n = n0 + (m + 1) % n ↔ n = m.+1 ∧ n = n0) A User Theorem
square-nle-01 ⊦ (n * (n + 1)) / 2 ≤ n ↔ n < 2 A User Theorem
two-one ⊦ 1 / 2 = 0 A User Theorem
square-interval(m * (m + 1)) / 2 ≤ (n * (n + 1)) / 2 + n0, (n * (n + 1)) / 2 + n0 < ((m + 1) * (m + 2)) / 2, n0 ≤ n ⊦ m = n A User Theorem
le-01n ≠ 0 ⊦ ¬ (n0 + n) / n ≤ n0 / n A User Theorem
div-two-mult ⊦ m % 2 = 1 → 2 * m / 2 = m - 1 A User Theorem
mod-one-01 ⊦ n ≠ 0 ∧ n ≠ 1 → 1 % n = 1 A User Theorem
Divdef ⊦ n ≠ 0 → m / n * n ≤ m ∧ m < (m / n).+1 * n An Axiom