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Theorem base for Specification int-mult

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:
Mult-succ ⊦ i * j +1 = i * j + i An Axiom
Mult-zero ⊦ i * 0 = 0 An Axiom
Mult-pred ⊦ i * j -1 = i * j - i An Axiom
5-not-even ⊦ 5 ≠ 2 * i A User Theorem
7-not-even ⊦ 7 ≠ 2 * i A User Theorem
abs-eqall ⊦ abs(i * j) = abs(i) * abs(j) A User Theorem
abs-eqneg ⊦ j < 0 ∧ i < 0 → abs(i) * abs(j) = i * j A User Theorem
abs-ls ⊦ j < 0 ∧ i < 0 ∧ j < j0 ∧ j0 < 0 → abs(j0) < i * j A User Theorem
abs-ls-same ⊦ abs(i) * abs(j) < i ↔ 0 < i ∧ j = 0 A User Theorem
abs-ls-same-01 ⊦ abs(i) * j < i ↔ 0 < i ∧ j ≤ 0 ∨ i < 0 ∧ j < ~1 A User Theorem
abs-not-neg ⊦ ¬ abs(i) * abs(j) < 0 A User Theorem
add-mult-two ⊦ i + i = 2 * i A User Theorem
associativity ⊦ i * j * j0 = (i * j) * j0 A User Theorem
auxexdivmodi0 * j ≤ i, i < (i0 + i1) * j, 0 ≤ i0, 0 < j, 0 ≤ i, 0 ≤ i1 ⊦ ∃ i0. i0 * j ≤ i ∧ i < (i0 + 1) * j ∧ 0 ≤ i0 A User Theorem
auxexdivmod-010 < j, 0 ≤ i ⊦ ∃ i0. i0 * j ≤ i ∧ i < (i0 + 1) * j ∧ 0 ≤ i0 A User Theorem
commutativity ⊦ i * j = j * i A User Theorem
dist-lsplit ⊦ (i + i0) * j = i * j + i0 * j A User Theorem
dist-rmerge ⊦ i * j + i * j0 = i * (j + j0) A User Theorem
dist-rsplit ⊦ i * (j + j0) = i * j + i * j0 A User Theorem
dist-sub-merge ⊦ i * j - i * j0 = i * (j - j0) A User Theorem
dist-sub-split ⊦ (i - j) * j0 = i * j0 - j * j0 A User Theorem
eq-dist ⊦ (i + j) * i0 = j0 + j * i0 ↔ i * i0 = j0 A User Theorem
eq-neg ⊦ i < 0 → (i * j = i * j0 ↔ j = j0) A User Theorem
eq-nonzero ⊦ i ≠ 0 → (i * j = i * j0 ↔ j = j0) A User Theorem
eq-nonzero-01 ⊦ i ≠ 0 → (j * i = j0 * i ↔ j = j0) A User Theorem
eq-nonzero-02 ⊦ i ≠ 0 → (i * j = j0 * i ↔ j = j0) A User Theorem
eq-nonzero-03 ⊦ i ≠ 0 → (j * i = i * j0 ↔ j = j0) A User Theorem
eq-one ⊦ i * j = 1 ↔ abs(i) = 1 ∧ i = j A User Theorem
eq-one-neg ⊦ i * j = ~1 ↔ abs(i) = 1 ∧ i = ~ j A User Theorem
eq-pos ⊦ 0 < i → (i * j = i * j0 ↔ j = j0) A User Theorem
eq-pos-01 ⊦ 0 < j → (i * j = i0 * j ↔ i = i0) A User Theorem
eq-same ⊦ i * j = i ↔ i = 0 ∨ j = 1 A User Theorem
eq-same-01 ⊦ i ≠ 0 → (i * j = i ↔ j = 1) A User Theorem
eq-same-02 ⊦ 0 < i → (i * j = i ↔ j = 1) A User Theorem
eq-same-03 ⊦ i < 0 → (i * j = i ↔ j = 1) A User Theorem
eq-succ ⊦ i * (i0 + 1) + j = i + j0 ↔ i * i0 + j = j0 A User Theorem
eq-succ-01 ⊦ (i + i0) * j + j0 = (i + i1) * j + j1 ↔ i0 * j + j0 = i1 * j + j1 A User Theorem
est-nle ⊦ j0 ≤ j ∧ ¬ i * j0 ≤ i0 ∧ 0 ≤ i → ¬ i * j ≤ i0 A User Theorem
ex-two ⊦ (∃ j. i = 2 * j) ∨ (∃ j. i = 2 * j + 1) A User Theorem
exdivmodj ≠ 0 ⊦ ∃ i0, j0. i = i0 * j + j0 ∧ abs(j0) < abs(j) A User Theorem
exdivmodpos ⊦ 0 ≤ i ∧ 0 < j → (∃ i0, j0. i = i0 * j + j0 ∧ 0 ≤ i0 ∧ 0 ≤ j0 ∧ j0 < j) A User Theorem
four ⊦ 2 * 2 = 4 A User Theorem
le-abs ⊦ i * abs(j) ≤ i0 * abs(j) ↔ j = 0 ∨ i ≤ i0 A User Theorem
le-dist ⊦ i * (j + i0) ≤ i * (j0 + i0) + j1 ↔ i * j ≤ i * j0 + j1 A User Theorem
le-dist-01 ⊦ i * (j + i0) + j1 ≤ i * (j0 + i0) ↔ i * j + j1 ≤ i * j0 A User Theorem
le-dist-02 ⊦ i * (j + i0) + j2 ≤ i * (j0 + i0) + j1 ↔ i * j + j2 ≤ i * j0 + j1 A User Theorem
le-neg ⊦ i < 0 → (i * j ≤ i * i0 ↔ i0 ≤ j) A User Theorem
le-neg-01 ⊦ i < 0 → (j * i ≤ i0 * i ↔ i0 ≤ j) A User Theorem
le-one ⊦ 1 < j → (i * j ≤ 1 ↔ i ≤ 0) A User Theorem
le-pos ⊦ 0 < i → (i * j ≤ i * i0 ↔ j ≤ i0) A User Theorem
le-pos-01 ⊦ 0 < i → (j * i ≤ i0 * i ↔ j ≤ i0) A User Theorem
le-same ⊦ 0 < i → (i * j ≤ i ↔ j ≤ 1) A User Theorem
le-same-01 ⊦ 0 < i → (i ≤ i * j ↔ 1 ≤ j) A User Theorem
le-same-02 ⊦ i < 0 → (i * j ≤ i ↔ 1 ≤ j) A User Theorem
le-same-03 ⊦ i < 0 → (i ≤ i * j ↔ j ≤ 1) A User Theorem
le-same-04 ⊦ i * abs(j) ≤ abs(j) ↔ j = 0 ∨ i ≤ 1 A User Theorem
le-same-05 ⊦ 1 < i → (i * abs(j) ≤ abs(j) ↔ j = 0) A User Theorem
le-same-06 ⊦ 0 < j → (i * abs(j) ≤ abs(j) ↔ i ≤ 1) A User Theorem
le-two ⊦ 2 * i ≤ 2 * j + 1 ↔ i ≤ j A User Theorem
ls-add ⊦ 0 ≤ j1 ∧ j1 < j → (i0 * j + j1 < j ↔ i0 ≤ 0) A User Theorem
ls-add-02 ⊦ i * (j + j1) + i0 < i * j + j0 ↔ i * j1 + i0 < j0 A User Theorem
ls-add-03 ⊦ i * j + i0 < i * (j + j1) + j0 ↔ i0 < i * j1 + j0 A User Theorem
ls-dist ⊦ i * (j + i0) < i * (j0 + i0) + j1 ↔ i * j < i * j0 + j1 A User Theorem
ls-dist-01 ⊦ i * (j + i0) + j1 < i * (j0 + i0) ↔ i * j + j1 < i * j0 A User Theorem
ls-dist-02 ⊦ i * (j + i0) + j2 < i * (j0 + i0) + j1 ↔ i * j + j2 < i * j0 + j1 A User Theorem
ls-dist-03 ⊦ i * (j + 1) + j1 < i ↔ i * j + j1 < 0 A User Theorem
ls-dist-04 ⊦ i < i * (j + 1) + j1 ↔ 0 < i * j + j1 A User Theorem
ls-dist-05 ⊦ i * (j + 1) + j1 ≤ i ↔ i * j + j1 ≤ 0 A User Theorem
ls-dist-06 ⊦ i ≤ i * (j + 1) + j1 ↔ 0 ≤ i * j + j1 A User Theorem
ls-forward ⊦ i * j < i * j0 → i ≠ 0 A User Theorem
ls-neg ⊦ i < 0 → (i * j < i * j0 ↔ j0 < j) A User Theorem
ls-pos ⊦ 0 < i → (i * j < i * j0 ↔ j < j0) A User Theorem
ls-pos-01 ⊦ 0 < j → (i * j < i0 * j ↔ i < i0) A User Theorem
ls-pos-02 ⊦ abs(j0) < j → (i * j < i0 * j ↔ i < i0) A User Theorem
ls-same ⊦ 0 < i → (i * j < i ↔ j < 1) A User Theorem
ls-same-01 ⊦ 0 < i → (i < i * j ↔ 1 < j) A User Theorem
ls-same-02 ⊦ i < 0 → (i * j < i ↔ 1 < j) A User Theorem
ls-same-03 ⊦ i < 0 → (i < i * j ↔ j < 1) A User Theorem
ls-same-04 ⊦ 0 < i → (j * i < i ↔ j < 1) A User Theorem
ls-same-05 ⊦ 1 < i → (j * i < i ↔ j < 1) A User Theorem
ls-same-06 ⊦ i + j * j0 < j ↔ i + j * (j0 - 1) < 0 A User Theorem
ls-sub ⊦ i0 < i → ((i - i0) * j < (i - i0) * j0 ↔ j < j0) A User Theorem
ls-two ⊦ i < 0 ∧ 0 ≤ j → 2 * i < j A User Theorem
ls-two-01 ⊦ i < 0 ∧ 0 ≤ j → 2 * i ≤ j A User Theorem
ls-two-02 ⊦ i < 0 ∧ 0 < j → 2 * i < j A User Theorem
ls-two-03 ⊦ i < 0 ∧ 0 < j → 2 * i ≤ j A User Theorem
minus-left ⊦ ~ i * j = ~(i * j) A User Theorem
minus-one ⊦ i + 1 = 0 → i * j = ~ j A User Theorem
minus-one-01 ⊦ i * ~1 = ~ i A User Theorem
minus-one-02 ⊦ ~1 * i = ~ i A User Theorem
mod-neq ⊦ abs(j1) < abs(i) ∧ j1 ≠ 0 → i * j ≠ i * j0 + j1 A User Theorem
mod-nle ⊦ 0 ≤ i0 ∧ i0 < i ∧ 0 < j ∧ 0 < i → (j * i + i0 ≤ j ↔ i = 1 ∧ i0 = 0) A User Theorem
mod-nls ⊦ j < 0 ∧ 0 ≤ i0 ∧ i0 < i ∧ 0 < i → ¬ j < j * i + i0 A User Theorem
modeqpi * j + j0 = i0 * j + j1, 0 ≤ j0, j0 < j, 0 ≤ j1, j1 < j ⊦ i = i0 ∧ j0 = j1 A User Theorem
modeqp-01i * j + j0 = i0 * j + j1, j0 ≤ 0, abs(j0) < j, j1 ≤ 0, abs(j1) < j ⊦ i = i0 ∧ j0 = j1 A User Theorem
modeqp-02i * j + j0 = i0 * j + j1, j < 0, 0 ≤ j0, j0 < abs(j), 0 ≤ j1, j1 < abs(j) ⊦ i = i0 ∧ j0 = j1 A User Theorem
modeqp-03i * j + j0 = i0 * j + j1, j < 0, j0 ≤ 0, j < j0, j1 ≤ 0, j < j1 ⊦ i = i0 ∧ j0 = j1 A User Theorem
modeqp-copiedi * j + j0 = i0 * j + j1, 0 ≤ j0, j0 < j, 0 ≤ j1, j1 < j ⊦ i = i0 ∧ j0 = j1 A User Theorem
modeqp-negi * i0 + j0 = i1 * j + j1, j0 < 0, abs(j0) < j, j1 < 0, abs(j1) < j, i < 0, 0 ≤ i0 ⊦ j < i0 ∨ i ≤ i1 A User Theorem
modeqp-posi * i0 + j0 = i1 * j + j1, 0 ≤ j0, j0 < j, 0 ≤ j1, j1 < j, 0 ≤ i0, 0 ≤ i ⊦ j < i0 ∨ i1 ≤ i A User Theorem
modlepj * i ≤ j * i0 + j0, 0 ≤ j0, j0 < j ⊦ i ≤ i0 A User Theorem
modlep-01j * i ≤ j * i0 + j0, abs(j0) < j ⊦ i ≤ i0 A User Theorem
modlep-02j * i + j0 ≤ j * i0, abs(j0) < j ⊦ i ≤ i0 A User Theorem
modlep-03j * i + j0 ≤ j * i0 + j1, 0 ≤ j0, j0 < j, abs(j1) < j ⊦ i ≤ i0 A User Theorem
modlep-04j * i + j0 ≤ j * i0 + j1, j0 ≤ 0, j1 ≤ 0, abs(j0) < j, abs(j1) < j ⊦ i ≤ i0 A User Theorem
modlspj * i < j * i0 + j0, 0 ≤ j0, j0 < j ⊦ i ≤ i0 A User Theorem
modlsp-01j * i < j * i0 + j0, abs(j0) < j ⊦ i ≤ i0 A User Theorem
modlsp-02j * i + j0 < j * i0, abs(j0) < j ⊦ i ≤ i0 A User Theorem
modlsp-03j * i + j0 < j * i0 + j1, 0 ≤ j0, j0 < j, abs(j1) < j ⊦ i ≤ i0 A User Theorem
modlsp-04j * i < j * i0 + j0, j < 0, abs(j0) < abs(j) ⊦ i0 ≤ i A User Theorem
modlsp-05j * i + j0 < j * i0, j < 0, abs(j0) < abs(j) ⊦ i0 ≤ i A User Theorem
modlsp-06j * i + j0 < j * i0 + j1, j < j1, j1 ≤ 0, abs(j0) < abs(j) ⊦ i0 ≤ i A User Theorem
modneqpi * i0 + j0 = i1 * j + j1, 0 ≤ j1, j1 < j, 0 ≤ j0, j0 < j, 0 ≤ i0, i0 ≤ j, 0 ≤ i, i < i1 ⊦ A User Theorem
mods-eq ⊦ 0 ≤ i ∧ 0 ≤ i0 ∧ 0 ≤ j0 ∧ 0 ≤ j1 ∧ j0 < j ∧ j1 < j → (i * j + j0 = i0 * j + j1 ↔ i = i0 ∧ j0 = j1) A User Theorem
mods-ls ⊦ i < i0 ∧ 0 ≤ j0 ∧ j0 < j → i * j < i0 * j + j0 A User Theorem
mods-ls-01 ⊦ i < i0 ∧ abs(j0) < j → i * j < i0 * j + j0 A User Theorem
mods-ls-02 ⊦ i < i0 ∧ 0 ≤ j0 ∧ j0 < j → i * j + j0 < i0 * j A User Theorem
mods-ls-03 ⊦ i < i0 ∧ abs(j0) < j → i * j + j0 < i0 * j A User Theorem
mods-ls-04 ⊦ j0 < j ∧ 0 ≤ i ∧ 0 ≤ i0 ∧ 0 ≤ j0 → (i * j + j0 < i0 * j ↔ i < i0) A User Theorem
mods-nls ⊦ 0 < i → ¬ i * abs(j) < j A User Theorem
mods-zero-07 ⊦ 0 ≤ i → ¬ 2 * i + 1 < 0 A User Theorem
modzero ⊦ 0 < i ∧ abs(j0) < j → ¬ i * j + j0 < 0 A User Theorem
modzero-01 ⊦ i < 0 ∧ j0 < j ∧ 0 ≤ j → i * j + j0 < 0 A User Theorem
modzero-02 ⊦ i < 0 ∧ j0 < j ∧ 0 < j → i * j + j0 < 0 A User Theorem
modzero-03 ⊦ i < 0 ∧ j0 < j ∧ 0 < j → ¬ 0 ≤ i * j + j0 A User Theorem
modzero-04 ⊦ i < 0 ∧ j < j0 ∧ j < 0 → ¬ i * j + j0 < 0 A User Theorem
modzero-05 ⊦ i < 0 ∧ j < j0 ∧ j < 0 → 0 ≤ i * j + j0 A User Theorem
modzero-06 ⊦ i < 0 ∧ j < j0 ∧ j < 0 → 0 < i * j + j0 A User Theorem
modzero-07 ⊦ j0 + j < 0 ∧ j < 0 ∧ 0 < i → ¬ 0 ≤ i * j + j0 A User Theorem
modzero-08 ⊦ 0 < i ∧ abs(j0) < j → ¬ i * j + j0 ≤ 0 A User Theorem
mult-add-greater ⊦ 0 < i ∧ 0 < j ∧ 0 < i1 → ¬ (i + j) * i1 < i * i1 A User Theorem
mult-gt-both ⊦ 0 ≤ i ∧ 0 ≤ j ∧ 0 ≤ i1 ∧ 0 ≤ j1 ∧ i < i1 ∧ j < j1 → i * j < i1 * j1 A User Theorem
mult-gt-one ⊦ 0 < i ∧ 1 < i1 → i < i1 * i A User Theorem
mult-pos ⊦ 0 ≤ i ∧ 0 < j ∧ i1 < 0 → i * i1 ≠ j A User Theorem
mult-pos-pos ⊦ 0 < i2 → (i1 * i2 = i2 ↔ i1 = 1) A User Theorem
mult-sub-less ⊦ 0 < i ∧ 0 < j ∧ 0 < i1 → (i - j) * i1 < i * i1 A User Theorem
mult-sub-lesseq ⊦ 0 < i ∧ 0 < j ∧ 0 < i1 → (i - j) * i1 ≤ i * i1 A User Theorem
neq-3-not-even ⊦ ~3 ≠ 2 * i A User Theorem
neq-5-not-even ⊦ ~5 ≠ 2 * i A User Theorem
neq-7-not-even ⊦ ~7 ≠ 2 * i A User Theorem
neq-9-not-even ⊦ ~9 ≠ 2 * i A User Theorem
neq-not-zero ⊦ i * j ≠ i * j0 → i ≠ 0 A User Theorem
neq-not-zero-01 ⊦ i ≠ i * j0 → i ≠ 0 A User Theorem
neq-two ⊦ 2 * i ≠ 1 A User Theorem
noeth-ls-pos ⊦ ∀ i0. abs(i0) < i → 0 < abs(i0) → (abs(i0) * j < abs(i0) * j0 ↔ j < j0) A User Theorem
noeth-modlep ⊦ abs(j) < j1 → abs(j) * i ≤ abs(j) * i0 + j0 ∧ 0 ≤ j0 ∧ j0 < abs(j) → i ≤ i0 A User Theorem
noeth-zero-lsabs(i) < i0, 0 < abs(i), 0 < j ⊦ 0 < abs(i) * j A User Theorem
numabs0 ≤ j, 0 ≤ j0 ⊦ 0 ≤ i → abs(i * (* j) + (* j0)) = i * j + j0 A User Theorem
numabs-010 ≤ j, 0 ≤ j0 ⊦ 0 < i → abs(i * (* j) + (* j0)) = i * j + j0 A User Theorem
numdist ⊦ i0 * (* i) + i0 * (* j) = i0 * (i + j) A User Theorem
numeq ⊦ (* i2) * i + j = (* i1) * i + j0 ↔ (i2 - i1) * i + j = j0 A User Theorem
numeq-01 ⊦ (* i2) * i = (* i1) * i + j0 ↔ (i2 - i1) * i = j0 A User Theorem
numeq-02 ⊦ (* i2) * i + j = i + j0 ↔ (i2 - 1) * i + j = j0 A User Theorem
numeq-03 ⊦ (* i2) * i = i + j0 ↔ (i2 - 1) * i = j0 A User Theorem
numeq-04 ⊦ i = (* i1) * i + j0 ↔ 0 = (i1 - 1) * i + j0 A User Theorem
numle ⊦ (* i1) * j ≤ (* i2) * j ↔ 0 ≤ (i2 - i1) * j A User Theorem
numle-01 ⊦ (* i2) * i ≤ (* i1) * i + j0 ↔ (i2 - i1) * i ≤ j0 A User Theorem
numle-02 ⊦ (* i2) * i + j ≤ (* i1) * i ↔ (i2 - i1) * i + j ≤ 0 A User Theorem
numle-03 ⊦ (* i2) * i + j ≤ i + j0 ↔ (i2 - 1) * i + j ≤ j0 A User Theorem
numle-04 ⊦ i + j ≤ (* i1) * i + j0 ↔ j ≤ (i1 - 1) * i + j0 A User Theorem
numle-05 ⊦ (* i2) * i ≤ i + j0 ↔ (i2 - 1) * i ≤ j0 A User Theorem
numle-06 ⊦ (* i2) * i + j ≤ (* i1) * i + j0 ↔ (i2 - i1) * i + j ≤ j0 A User Theorem
numle-07 ⊦ (* i1) * j ≤ j ↔ 0 ≤ (1 - i1) * j A User Theorem
numle-08 ⊦ i + j ≤ (* i1) * i ↔ j ≤ (i1 - 1) * i A User Theorem
numle-09 ⊦ j ≤ (* i1) * j ↔ 0 ≤ (i1 - 1) * j A User Theorem
numle-10 ⊦ 0 < i → ((* i) * j ≤ (* i) * j0 ↔ j ≤ j0) A User Theorem
numle-11 ⊦ i < 0 → ((* i) * j ≤ (* i) * j0 ↔ j0 ≤ j) A User Theorem
numle-12 ⊦ j ≤ (* i1) * j + i ↔ 0 ≤ (i1 - 1) * j + i A User Theorem
numle-13 ⊦ (* i1) * j + i ≤ j ↔ (i1 - 1) * j + i ≤ 0 A User Theorem
numleneg ⊦ i < 0 → (j ≤ (* i) * i0 ↔ j + ~ i * i0 ≤ 0) A User Theorem
numleneg-01 ⊦ i < 0 → ((* i) * i0 ≤ j ↔ 0 ≤ j + ~ i * i0) A User Theorem
numleneg-02i < 0 ⊦ (* i) * i0 ≤ j ↔ 0 ≤ ~ i * i0 + j A User Theorem
numleneg-03i < 0 ⊦ j ≤ (* i) * i0 ↔ ~ i * i0 + j ≤ 0 A User Theorem
numls ⊦ (* i1) * j < (* i2) * j ↔ 0 < (i2 - i1) * j A User Theorem
numls-01 ⊦ (* i2) * i < (* i1) * i + j0 ↔ (i2 - i1) * i < j0 A User Theorem
numls-02 ⊦ (* i2) * i + j < (* i1) * i ↔ j < (i1 - i2) * i A User Theorem
numls-03 ⊦ (* i2) * i + j < i + j0 ↔ (i2 - 1) * i + j < j0 A User Theorem
numls-04 ⊦ i + j < (* i1) * i + j0 ↔ j < (i1 - 1) * i + j0 A User Theorem
numls-05 ⊦ (* i2) * i < i + j0 ↔ (i2 - 1) * i < j0 A User Theorem
numls-06 ⊦ (* i2) * i + j < (* i1) * i + j0 ↔ (i2 - i1) * i + j < j0 A User Theorem
numls-07 ⊦ (* i1) * j < j ↔ 0 < (1 - i1) * j A User Theorem
numls-08 ⊦ i + j < (* i1) * i ↔ j < (i1 - 1) * i A User Theorem
numls-09 ⊦ j < (* i1) * j ↔ 0 < (i1 - 1) * j A User Theorem
numls-10 ⊦ 0 < i → ((* i) * j < (* i) * j0 ↔ j < j0) A User Theorem
numls-11 ⊦ i < 0 → ((* i) * j < (* i) * j0 ↔ j0 < j) A User Theorem
numls-12 ⊦ j < (* i1) * j + i ↔ 0 < (i1 - 1) * j + i A User Theorem
numls-13 ⊦ (* i1) * j + i < j ↔ (i1 - 1) * j + i < 0 A User Theorem
numlsneg ⊦ i < 0 → (j < (* i) * i0 ↔ j + ~ i * i0 < 0) A User Theorem
numlsneg-01 ⊦ i < 0 → ((* i) * i0 < j ↔ 0 < j + ~ i * i0) A User Theorem
numlsneg-02i < 0 ⊦ (* i) * i0 < j ↔ 0 < ~ i * i0 + j A User Theorem
numlsneg-03i < 0 ⊦ j < (* i) * i0 ↔ ~ i * i0 + j < 0 A User Theorem
numsub ⊦ i * (* j) + j0 - i = i * (j - 1) + j0 A User Theorem
numsucc ⊦ (* i0) * i + i = (i0 + 1) * i A User Theorem
odd-even ⊦ 2 * i ≠ 2 * j + 1 A User Theorem
one ⊦ 1 * i = i A User Theorem
one-01 ⊦ i = 1 → i * j = j A User Theorem
ple-negi < 0, j < 0, i0 ≤ i, j0 < j ⊦ i * j ≤ i0 * j0 A User Theorem
ple-pos0 < i, 0 < j, i ≤ i0, j ≤ j0 ⊦ i * j ≤ i0 * j0 A User Theorem
ple-pos-better0 ≤ i, 0 ≤ j, i ≤ i0, j ≤ j0 ⊦ i * j ≤ i0 * j0 A User Theorem
pls-negi < 0, j < 0, i0 ≤ i, j0 < j ⊦ i * j < i0 * j0 A User Theorem
pls-pos0 < i, 0 < j, i ≤ i0, j < j0 ⊦ i * j < i0 * j0 A User Theorem
pls-pos-01 ⊦ i * j < j0 ∧ i0 ≤ i ∧ 0 ≤ j → i0 * j < j0 A User Theorem
pls-pos-02 ⊦ i < i0 * j ∧ j ≤ j0 ∧ 0 ≤ i0 → i < i0 * j0 A User Theorem
pnle-negi < 0, j < 0, i0 ≤ i, j0 < j ⊦ ¬ i0 * j0 ≤ i * j A User Theorem
pnle-posi ≤ i0, j < j0, i0 ≠ 0, 0 ≤ i, 0 ≤ j ⊦ ¬ i0 * j0 ≤ i * j A User Theorem
pnls-negi < 0, j < 0, i0 ≤ i, j0 < j ⊦ ¬ i0 * j0 < i * j A User Theorem
pnls-negposi ≤ i0, j0 ≤ j, 0 ≤ j0, i0 ≤ 0 ⊦ ¬ i0 * j0 < i * j A User Theorem
pnls-posi ≤ i0, j ≤ j0, 0 ≤ i, 0 ≤ j ⊦ ¬ i0 * j0 < i * j A User Theorem
pnls-posnegi0 ≤ i, j ≤ j0, 0 ≤ i0, j0 ≤ 0 ⊦ ¬ i0 * j0 < i * j A User Theorem
pred-rmerge ⊦ i * j - i = i * (j - 1) A User Theorem
pzero-gr0 < i ∧ 0 < j ∨ i < 0 ∧ j < 0 ⊦ 0 < i * j A User Theorem
pzero-ls0 < i ∧ j < 0 ∨ i < 0 ∧ 0 < j ⊦ i * j < 0 A User Theorem
short-mult-max ⊦ i < 256 ∧ j ≤ 256 ∧ 0 ≤ i → ¬ 65536 ≤ i * j A User Theorem
square-abs ⊦ abs(i * i) = i * i A User Theorem
square-eq ⊦ i * i = j * j ↔ abs(i) = abs(j) A User Theorem
square-eq-01 ⊦ 0 ≤ i ∧ 0 ≤ j → (i * (i + 1) = j * (j + 1) ↔ i = j) A User Theorem
square-eq-02 ⊦ 0 ≤ i ∧ 0 ≤ j → (i * (i + 1) = (j + 1) * (j + 2) ↔ i = j + 1) A User Theorem
square-even ⊦ i * (i + 1) ≠ 2 * j + 1 A User Theorem
square-ex ⊦ 0 < i → (∃ j. 0 < j ∧ j * j ≤ i ∧ i < (j + 1) * (j + 1)) A User Theorem
square-gez ⊦ 0 ≤ i * i A User Theorem
square-gez-01 ⊦ 0 ≤ i * i + j * j A User Theorem
square-gez-02 ⊦ 0 ≤ i + i * i A User Theorem
square-injecti * (i + 1) + 2 * i0 = j * (j + 1) + 2 * j0, i0 ≤ i, j0 ≤ j, 0 ≤ i0, 0 ≤ j, 0 ≤ j0 ⊦ i = j ∧ i0 = j0 A User Theorem
square-intervali * (i + 1) ≤ j * (j + 1) + 2 * j0, j * (j + 1) + 2 * j0 < (i + 1) * (i + 2), j0 ≤ j, 0 ≤ i, 0 ≤ j0 ⊦ i = j A User Theorem
square-le ⊦ i * i ≤ j * j ↔ abs(i) ≤ abs(j) A User Theorem
square-le-01 ⊦ i ≤ i * i A User Theorem
square-le-02 ⊦ abs(i) ≤ i * i A User Theorem
square-le-03 ⊦ i0 ≤ i → i0 ≤ i + j * j A User Theorem
square-le-04 ⊦ 0 ≤ i ∧ 0 ≤ j → (i * (i + 1) ≤ j * (j + 1) ↔ i ≤ j) A User Theorem
square-le-05 ⊦ 0 ≤ i ∧ 0 ≤ j → (i * (i + 1) ≤ (j + 1) * (j + 2) ↔ i ≤ j + 1) A User Theorem
square-le-06 ⊦ i * i ≤ i + 1 ↔ i = 0 ∨ i = 1 A User Theorem
square-lez ⊦ ¬ i * i < 0 A User Theorem
square-lez-01 ⊦ i * i ≤ 0 ↔ i = 0 A User Theorem
square-ls ⊦ i * i < j * j ↔ abs(i) < abs(j) A User Theorem
square-ls-01 ⊦ i < i0 → i < i0 + j * j A User Theorem
square-ls-02 ⊦ 0 ≤ i ∧ 0 ≤ j → (i * (i + 1) < j * (j + 1) ↔ i < j) A User Theorem
square-ls-03 ⊦ 0 ≤ i ∧ 0 ≤ j → (i * (i + 1) < (j + 1) * (j + 2) ↔ i < j + 1) A User Theorem
square-ls-04 ⊦ 0 < i → ¬ i * (i + 1) < 2 A User Theorem
square-minus ⊦ ~(i * i) < 0 ↔ i ≠ 0 A User Theorem
square-one-le ⊦ i * i ≤ 1 ↔ i = 0 ∨ i = 1 ∨ i = ~1 A User Theorem
square-zero ⊦ i * i = 0 ↔ i = 0 A User Theorem
square-zero-01 ⊦ 0 ≤ i → ¬ (i + 1) * (i + 2) ≤ 0 A User Theorem
square-zero-02 ⊦ 0 ≤ j ∧ 0 ≤ i → ¬ (i + j) * (i + j + 1) < 0 A User Theorem
succ-lsplit ⊦ (i + 1) * j = i * j + j A User Theorem
succ-rmerge ⊦ i * j + i = i * (j + 1) A User Theorem
succ-rsplit ⊦ i * (j + 1) = i * j + i A User Theorem
three ⊦ 1 < i → (i * j = 3 ↔ i = 3 ∧ j = 1) A User Theorem
three-01 ⊦ 2 * i ≠ 3 A User Theorem
two-eq ⊦ 2 * i = 2 * j ↔ i = j A User Theorem
two-le ⊦ 2 * i + j ≤ 2 * (i + i0) ↔ j ≤ 2 * i0 A User Theorem
two-le-01 ⊦ 2 * i + j ≤ 2 * (i + i0) + j0 ↔ j ≤ 2 * i0 + j0 A User Theorem
two-le-02 ⊦ 2 * (i + j) ≤ 2 * (i + i0) ↔ j ≤ i0 A User Theorem
two-le-03 ⊦ 2 * (i + j) ≤ 2 * (i + i0) + j0 ↔ 2 * j ≤ 2 * i0 + j0 A User Theorem
two-le-04 ⊦ 2 * (i + j) + i1 ≤ 2 * (i + i0) + j0 ↔ 2 * j + i1 ≤ 2 * i0 + j0 A User Theorem
two-leone ⊦ 2 * i ≤ 1 ↔ i ≤ 0 A User Theorem
two-ls ⊦ 2 * i + j < 2 * (i + i0) ↔ j < 2 * i0 A User Theorem
two-ls-01 ⊦ 2 * i + j < 2 * (i + i0) + j0 ↔ j < 2 * i0 + j0 A User Theorem
two-ls-02 ⊦ 2 * (i + j) < 2 * (i + i0) ↔ j < i0 A User Theorem
two-ls-03 ⊦ 2 * (i + j) < 2 * (i + i0) + j0 ↔ 2 * j < 2 * i0 + j0 A User Theorem
two-ls-04 ⊦ 2 * (i + j) + i1 < 2 * (i + i0) + j0 ↔ 2 * j + i1 < 2 * i0 + j0 A User Theorem
two-mone ⊦ 2 * i ≠ ~1 A User Theorem
two-oddeq ⊦ 2 * i + 1 ≠ 2 * j A User Theorem
two-pred ⊦ 2 * (i - 1) + 1 = 2 * i - 1 A User Theorem
two-sub ⊦ 2 * (j0 + i0) + j - 2 * j0 + i = 2 * i0 + j - i A User Theorem
two-sub-01 ⊦ 2 * i0 + j - i0 + j0 = i0 + j - j0 A User Theorem
two-zero ⊦ 2 * i = 0 ↔ i = 0 A User Theorem
zero-eq ⊦ i * j = 0 ↔ i = 0 ∨ j = 0 A User Theorem
zero-ge ⊦ 0 < i → (0 ≤ i * j ↔ 0 ≤ j) A User Theorem
zero-ge-01 ⊦ i < 0 → (0 ≤ i * j ↔ j ≤ 0) A User Theorem
zero-ge-02 ⊦ 0 ≤ i → (0 ≤ i * j ↔ i = 0 ∨ 0 ≤ j) A User Theorem
zero-ge-03 ⊦ i ≤ 0 → (0 ≤ i * j ↔ i = 0 ∨ j ≤ 0) A User Theorem
zero-ge-add ⊦ 0 ≤ j1 ∧ j1 < j → (0 ≤ i0 * j + j1 ↔ 0 ≤ i0) A User Theorem
zero-ge-add-01 ⊦ 0 ≤ j ∧ 0 ≤ j0 ∧ 0 ≤ i0 → 0 ≤ i0 * j + j0 A User Theorem
zero-ge-add-02 ⊦ 0 ≤ i + j ∧ 0 < j0 → 0 ≤ i * j0 + j * j0 A User Theorem
zero-ge-case ⊦ 0 ≤ i * j ↔ i = 0 ∨ j = 0 ∨ 0 ≤ i ∧ 0 ≤ j ∨ i ≤ 0 ∧ j ≤ 0 A User Theorem
zero-gr ⊦ 0 < i → (0 < i * j ↔ 0 < j) A User Theorem
zero-gr-01 ⊦ i < 0 → (0 < i * j ↔ j < 0) A User Theorem
zero-gr-02 ⊦ 0 ≤ i → (0 < i * j ↔ 0 < j ∧ i ≠ 0) A User Theorem
zero-gr-03 ⊦ i ≤ 0 → (0 < i * j ↔ j < 0 ∧ i ≠ 0) A User Theorem
zero-gr-add ⊦ 0 < j → (0 < i * j + j ↔ 0 ≤ i) A User Theorem
zero-gr-add-01 ⊦ 0 ≤ i ∧ j < 0 ∧ j0 ≤ 0 → ¬ 0 < i * j + j0 A User Theorem
zero-gr-add-02 ⊦ 0 ≤ i0 ∧ i0 ≤ i1 ∧ j < 0 → ¬ 0 < i1 * j + i0 A User Theorem
zero-gr-case ⊦ 0 < i * j ↔ 0 < i ∧ 0 < j ∨ i < 0 ∧ j < 0 A User Theorem
zero-le ⊦ 0 < i → (i * j ≤ 0 ↔ j ≤ 0) A User Theorem
zero-le-01 ⊦ i < 0 → (i * j ≤ 0 ↔ 0 ≤ j) A User Theorem
zero-le-02 ⊦ 0 ≤ i → (i * j ≤ 0 ↔ i = 0 ∨ j ≤ 0) A User Theorem
zero-le-03 ⊦ i ≤ 0 → (i * j ≤ 0 ↔ i = 0 ∨ 0 ≤ j) A User Theorem
zero-le-case ⊦ i * j ≤ 0 ↔ i = 0 ∨ j = 0 ∨ 0 ≤ i ∧ j ≤ 0 ∨ i ≤ 0 ∧ 0 ≤ j A User Theorem
zero-le-two ⊦ 2 * i ≤ 0 ↔ i ≤ 0 A User Theorem
zero-left ⊦ 0 * i = 0 A User Theorem
zero-ls ⊦ 0 < i → (i * j < 0 ↔ j < 0) A User Theorem
zero-ls-01 ⊦ i < 0 → (i * j < 0 ↔ 0 < j) A User Theorem
zero-ls-02 ⊦ 0 ≤ i → (i * j < 0 ↔ j < 0 ∧ i ≠ 0) A User Theorem
zero-ls-03 ⊦ i ≤ 0 → (i * j < 0 ↔ 0 < j ∧ i ≠ 0) A User Theorem
zero-ls-case ⊦ i * j < 0 ↔ 0 < i ∧ j < 0 ∨ i < 0 ∧ 0 < j A User Theorem
zero-ls-sub ⊦ i < j → ((i - j) * j0 < 0 ↔ 0 < j0) A User Theorem
zero-ls-two ⊦ 2 * i < 0 ↔ i < 0 A User Theorem
zero-neq ⊦ i < 0 → (i * j = 0 ↔ j = 0) A User Theorem
zero-neq-01 ⊦ 0 < i → (i * j = 0 ↔ j = 0) A User Theorem