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Theorem base for Specification real-multdiv

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-com ⊦ r * r0 = r0 * r An Axiom
mult-one ⊦ 1.r * r = r An Axiom
inv-def ⊦ r * r ^-1 = 1.r An Axiom
order ⊦ r > 0.r ∧ r0 > 0.r → r * r0 > 0.r An Axiom
distr ⊦ r * (r0 + r1) = r * r0 + r * r1 An Axiom
mult-ass ⊦ (r * r0) * r1 = r * r0 * r1 An Axiom
two-def ⊦ 2.r = 1.r + 1.r An Axiom
div-defr ≠ 0.r ⊦ r0 / r = r0 * r ^-1 An Axiom
abs-eqall ⊦ abs(r * r0) = abs(r) * abs(r0) A User Theorem
abs-eqneg ⊦ r0 < 0.r ∧ r < 0.r → abs(r) * abs(r0) = r * r0 A User Theorem
abs-ite ⊦ abs(r) = (r < 0.r ⊃ ~ r;r) A User Theorem
abs-le-one-multiple ⊦ abs(r) ≤ r0 * abs(r) ↔ 1.r ≤ r0 ∨ r = 0.r A User Theorem
abs-ls-multiple-one ⊦ r0 * abs(r) < abs(r) ↔ r0 < 1.r ∧ r ≠ 0.r A User Theorem
abs-ls-one-multiple ⊦ abs(r) < r0 * abs(r) ↔ 1.r < r0 ∧ r ≠ 0.r A User Theorem
abs-ls-same ⊦ abs(r) * abs(r0) < r ↔ 0.r < r ∧ 0.r < 1.r + r0 ∧ r0 < 1.r A User Theorem
abs-not-neg ⊦ ¬ abs(r) * abs(r0) < 0.r A User Theorem
add-mult-two ⊦ r + r = 2.r * r A User Theorem
commutativity ⊦ r * r0 = r0 * r A User Theorem
eq-dist ⊦ (r + r0) * r1 = r2 + r0 * r1 ↔ r * r1 = r2 A User Theorem
eq-neg ⊦ r < 0.r → (r * r0 = r * r2 ↔ r0 = r2) A User Theorem
eq-neg-01 ⊦ r0 < 0.r → (r * r0 = r1 * r0 ↔ r = r1) A User Theorem
eq-nonzero ⊦ r ≠ 0.r → (r * r0 = r * r2 ↔ r0 = r2) A User Theorem
eq-nonzero-01 ⊦ r ≠ 0.r → (r0 * r = r2 * r ↔ r0 = r2) A User Theorem
eq-nonzero-02 ⊦ r ≠ 0.r → (r * r0 = r2 * r ↔ r0 = r2) A User Theorem
eq-nonzero-03 ⊦ r ≠ 0.r → (r0 * r = r * r2 ↔ r0 = r2) A User Theorem
eq-nonzero-int ⊦ i ≠ 0 → (i.r * r0 = i.r * r2 ↔ r0 = r2) A User Theorem
eq-pos ⊦ 0.r < r → (r * r0 = r * r2 ↔ r0 = r2) A User Theorem
eq-pos-01 ⊦ 0.r < r0 → (r * r0 = r1 * r0 ↔ r = r1) A User Theorem
eq-same ⊦ r * r0 = r ↔ r = 0.r ∨ r0 = 1.r A User Theorem
eq-same-01 ⊦ r ≠ 0.r → (r * r0 = r ↔ r0 = 1.r) A User Theorem
eq-same-02 ⊦ 0.r < r → (r * r0 = r ↔ r0 = 1.r) A User Theorem
eq-same-03 ⊦ r < 0.r → (r * r0 = r ↔ r0 = 1.r) A User Theorem
eq-succ ⊦ r * (r1 + 1.r) + r0 = r + r2 ↔ r * r1 + r0 = r2 A User Theorem
eq-succ-01 ⊦ (r + r1) * r0 + r2 = (r + r3) * r0 + r4 ↔ r1 * r0 + r2 = r3 * r0 + r4 A User Theorem
est-nle ⊦ r2 ≤ r0 ∧ ¬ r * r2 ≤ r1 ∧ 0.r ≤ r → ¬ r * r0 ≤ r1 A User Theorem
inv-eqr ≠ 0.r ⊦ r ^-1 = r0 ↔ 1.r = r * r0 A User Theorem
inv-ge-negr < 0.r ⊦ r0 ≤ r ^-1 ↔ 1.r ≤ r * r0 A User Theorem
inv-ge-pos0.r < r ⊦ r0 ≤ r ^-1 ↔ r * r0 ≤ 1.r A User Theorem
inv-gr-negr < 0.r ⊦ r0 < r ^-1 ↔ 1.r < r * r0 A User Theorem
inv-gr-pos0.r < r ⊦ r0 < r ^-1 ↔ r * r0 < 1.r A User Theorem
inv-le-negr < 0.r ⊦ r ^-1 ≤ r0 ↔ r * r0 ≤ 1.r A User Theorem
inv-le-pos0.r < r ⊦ r ^-1 ≤ r0 ↔ 1.r ≤ r * r0 A User Theorem
inv-ls-negr < 0.r ⊦ r ^-1 < r0 ↔ r * r0 < 1.r A User Theorem
inv-ls-pos0.r < r ⊦ r ^-1 < r0 ↔ 1.r < r * r0 A User Theorem
inv-multr * r0 ≠ 0.r ⊦ (r * r0)^-1 = r ^-1 * r0 ^-1 A User Theorem
inv-mult-add-eq ⊦ r1 = r2 + ~ r * r0 ↔ r * r0 + r1 = r2 A User Theorem
inv-twicer ≠ 0.r ⊦ r ^-1 ^-1 = r A User Theorem
invmult-eqr ≠ 0.r ⊦ r ^-1 * r1 = r0 ↔ r1 = r * r0 A User Theorem
invmult-ge-negr < 0.r ⊦ r0 ≤ r ^-1 * r1 ↔ r1 ≤ r * r0 A User Theorem
invmult-ge-neg-addr < 0.r ⊦ r0 ≤ r ^-1 * r1 + r2 ↔ r1 + r * r2 ≤ r * r0 A User Theorem
invmult-ge-pos0.r < r ⊦ r0 ≤ r ^-1 * r1 ↔ r * r0 ≤ r1 A User Theorem
invmult-ge-pos-add0.r < r ⊦ r0 ≤ r ^-1 * r1 + r2 ↔ r * r0 ≤ r1 + r * r2 A User Theorem
invmult-gr-negr < 0.r ⊦ r0 < r ^-1 * r1 ↔ r1 < r * r0 A User Theorem
invmult-gr-neg-addr < 0.r ⊦ r0 < r ^-1 * r1 + r2 ↔ r1 + r * r2 < r * r0 A User Theorem
invmult-gr-pos0.r < r ⊦ r0 < r ^-1 * r1 ↔ r * r0 < r1 A User Theorem
invmult-gr-pos-add0.r < r ⊦ r0 < r ^-1 * r1 + r2 ↔ r * r0 < r1 + r * r2 A User Theorem
invmult-le-negr < 0.r ⊦ r ^-1 * r1 ≤ r0 ↔ r * r0 ≤ r1 A User Theorem
invmult-le-neg-addr < 0.r ⊦ r ^-1 * r1 + r2 ≤ r0 ↔ r * r0 ≤ r1 + r * r2 A User Theorem
invmult-le-pos0.r < r ⊦ r ^-1 * r1 ≤ r0 ↔ r1 ≤ r * r0 A User Theorem
invmult-le-pos-add0.r < r ⊦ r ^-1 * r1 + r2 ≤ r0 ↔ r1 + r2 * r ≤ r * r0 A User Theorem
invmult-ls-negr < 0.r ⊦ r ^-1 * r1 < r0 ↔ r * r0 < r1 A User Theorem
invmult-ls-neg-addr < 0.r ⊦ r ^-1 * r1 + r2 < r0 ↔ r * r0 < r1 + r * r2 A User Theorem
invmult-ls-pos0.r < r ⊦ r ^-1 * r1 < r0 ↔ r1 < r * r0 A User Theorem
invmult-ls-pos-add0.r < r ⊦ r ^-1 * r1 + r2 < r0 ↔ r1 + r * r2 < r * r0 A User Theorem
le-abs ⊦ r * abs(r0) ≤ r1 * abs(r0) ↔ r0 = 0.r ∨ r ≤ r1 A User Theorem
le-dist ⊦ r * (r0 + r1) ≤ r * (r2 + r1) + r4 ↔ r * r0 ≤ r * r2 + r4 A User Theorem
le-dist-01 ⊦ r * (r0 + r1) + r4 ≤ r * (r2 + r1) ↔ r * r0 + r4 ≤ r * r2 A User Theorem
le-dist-02 ⊦ r * (r0 + r1) + r3 ≤ r * (r2 + r1) + r4 ↔ r * r0 + r3 ≤ r * r2 + r4 A User Theorem
le-neg ⊦ r < 0.r → (r * r0 ≤ r * r1 ↔ r1 ≤ r0) A User Theorem
le-neg-01 ⊦ r < 0.r → (r0 * r ≤ r1 * r ↔ r1 ≤ r0) A User Theorem
le-negint ⊦ i < 0 → (i.r * r0 ≤ i.r * r2 ↔ r2 ≤ r0) A User Theorem
le-pos ⊦ 0.r < r → (r * r0 ≤ r * r1 ↔ r0 ≤ r1) A User Theorem
le-pos-01 ⊦ 0.r < r → (r0 * r ≤ r1 * r ↔ r0 ≤ r1) A User Theorem
le-posint ⊦ i > 0 → (i.r * r0 ≤ i.r * r2 ↔ r0 ≤ r2) A User Theorem
le-same ⊦ 0.r < r → (r * r0 ≤ r ↔ r0 ≤ 1.r) A User Theorem
le-same-01 ⊦ 0.r < r → (r ≤ r * r0 ↔ 1.r ≤ r0) A User Theorem
le-same-02 ⊦ r < 0.r → (r * r0 ≤ r ↔ 1.r ≤ r0) A User Theorem
le-same-03 ⊦ r < 0.r → (r ≤ r * r0 ↔ r0 ≤ 1.r) A User Theorem
le-same-04 ⊦ r * abs(r0) ≤ abs(r0) ↔ r0 = 0.r ∨ r ≤ 1.r A User Theorem
le-same-05 ⊦ 1.r < r → (r * abs(r0) ≤ abs(r0) ↔ r0 = 0.r) A User Theorem
le-same-06 ⊦ 0.r < r0 → (r * abs(r0) ≤ abs(r0) ↔ r ≤ 1.r) A User Theorem
ls-add-02 ⊦ r * (r0 + r4) + r1 < r * r0 + r2 ↔ r * r4 + r1 < r2 A User Theorem
ls-add-03 ⊦ r * r0 + r1 < r * (r0 + r4) + r2 ↔ r1 < r * r4 + r2 A User Theorem
ls-dist ⊦ r * (r0 + r1) < r * (r2 + r1) + r4 ↔ r * r0 < r * r2 + r4 A User Theorem
ls-dist-01 ⊦ r * (r0 + r1) + r4 < r * (r2 + r1) ↔ r * r0 + r4 < r * r2 A User Theorem
ls-dist-02 ⊦ r * (r0 + r1) + r3 < r * (r2 + r1) + r4 ↔ r * r0 + r3 < r * r2 + r4 A User Theorem
ls-dist-03 ⊦ r * (r0 + 1.r) + r4 < r ↔ r * r0 + r4 < 0.r A User Theorem
ls-dist-04 ⊦ r < r * (r0 + 1.r) + r4 ↔ 0.r < r * r0 + r4 A User Theorem
ls-dist-05 ⊦ r * (r0 + 1.r) + r4 ≤ r ↔ r * r0 + r4 ≤ 0.r A User Theorem
ls-dist-06 ⊦ r ≤ r * (r0 + 1.r) + r4 ↔ 0.r ≤ r * r0 + r4 A User Theorem
ls-forward ⊦ r * r0 < r * r2 → r ≠ 0.r A User Theorem
ls-neg ⊦ r < 0.r → (r * r0 < r * r2 ↔ r2 < r0) A User Theorem
ls-neg-01 ⊦ r < 0.r → (r0 * r < r2 * r ↔ r2 < r0) A User Theorem
ls-negint ⊦ i < 0 → (i.r * r0 < i.r * r2 ↔ r2 < r0) A User Theorem
ls-pos ⊦ 0.r < r → (r * r0 < r * r2 ↔ r0 < r2) A User Theorem
ls-pos-01 ⊦ 0.r < r0 → (r * r0 < r1 * r0 ↔ r < r1) A User Theorem
ls-pos-02 ⊦ abs(r2) < r0 → (r * r0 < r1 * r0 ↔ r < r1) A User Theorem
ls-posint ⊦ i > 0 → (i.r * r0 < i.r * r2 ↔ r0 < r2) A User Theorem
ls-same ⊦ 0.r < r → (r * r0 < r ↔ r0 < 1.r) A User Theorem
ls-same-01 ⊦ 0.r < r → (r < r * r0 ↔ 1.r < r0) A User Theorem
ls-same-02 ⊦ r < 0.r → (r * r0 < r ↔ 1.r < r0) A User Theorem
ls-same-03 ⊦ r < 0.r → (r < r * r0 ↔ r0 < 1.r) A User Theorem
ls-same-04 ⊦ 0.r < r → (r0 * r < r ↔ r0 < 1.r) A User Theorem
ls-same-05 ⊦ 1.r < r → (r0 * r < r ↔ r0 < 1.r) A User Theorem
ls-two ⊦ r < 0.r ∧ 0.r ≤ r0 → 2.r * r < r0 A User Theorem
ls-two-01 ⊦ r < 0.r ∧ 0.r ≤ r0 → 2.r * r ≤ r0 A User Theorem
ls-two-02 ⊦ r < 0.r ∧ 0.r < r0 → 2.r * r < r0 A User Theorem
ls-two-03 ⊦ r < 0.r ∧ 0.r < r0 → 2.r * r ≤ r0 A User Theorem
minus-left ⊦ ~ r * r0 = ~(r * r0) A User Theorem
minus-one ⊦ r + 1.r = 0.r → r * r0 = ~ r0 A User Theorem
minus-one-01 ⊦ r * ~ 1.r = ~ r A User Theorem
mods-ls ⊦ r < r1 ∧ 0.r ≤ r2 ∧ r2 < r0 → r * r0 < r1 * r0 + r2 A User Theorem
mods-zero-07 ⊦ 0.r ≤ r → ¬ 2.r * r + 1.r < 0.r A User Theorem
mult-add-greater ⊦ 0.r < r ∧ 0.r < r0 ∧ 0.r < r1 → ¬ (r + r0) * r1 < r * r1 A User Theorem
mult-gt-both ⊦ 0.r ≤ r ∧ 0.r ≤ r0 ∧ 0.r ≤ r1 ∧ 0.r ≤ r2 ∧ r < r1 ∧ r0 < r2 → r * r0 < r1 * r2 A User Theorem
mult-gt-one ⊦ 0.r < r ∧ 1.r < r0 → r < r0 * r A User Theorem
mult-pos ⊦ 0.r ≤ r ∧ 0.r < r0 ∧ r1 < 0.r → r * r1 ≠ r0 A User Theorem
mult-pos-pos ⊦ 0.r < r2 → (r1 * r2 = r2 ↔ r1 = 1.r) A User Theorem
mult-zero ⊦ 0.r * r = 0.r A User Theorem
neq-not-zero ⊦ r * r0 ≠ r * r2 → r ≠ 0.r A User Theorem
neq-not-zero-01 ⊦ r ≠ r * r2 → r ≠ 0.r A User Theorem
noeth-zero-lsabs(r) < r1, 0.r < abs(r), 0.r < r0 ⊦ 0.r < abs(r) * r0 A User Theorem
num-distr ⊦ (* i).r * r + (* j).r * r = (i + j).r * r A User Theorem
num-distr-add-eq1 ⊦ i ≤ j → ((* i).r * r + r0 = (* j).r * r ↔ r0 = (j - i).r * r) A User Theorem
num-distr-add-eq2 ⊦ j < i → ((* i).r * r + r0 = (* j).r * r ↔ (i - j).r * r + r0 = 0.r) A User Theorem
num-distr-add-le1 ⊦ i ≤ j → ((* i).r * r + r0 ≤ (* j).r * r ↔ r0 ≤ (j - i).r * r) A User Theorem
num-distr-add-le2 ⊦ j < i → ((* i).r * r + r0 ≤ (* j).r * r ↔ (i - j).r * r + r0 ≤ 0.r) A User Theorem
num-distr-add-ls1 ⊦ i ≤ j → ((* i).r * r + r0 < (* j).r * r ↔ r0 < (j - i).r * r) A User Theorem
num-distr-add-ls2 ⊦ j < i → ((* i).r * r + r0 < (* j).r * r ↔ (i - j).r * r + r0 < 0.r) A User Theorem
num-distr-addboth-eq1 ⊦ i ≤ j → ((* i).r * r + r0 = (* j).r * r + r1 ↔ r0 = (j - i).r * r + r1) A User Theorem
num-distr-addboth-eq2 ⊦ j < i → ((* i).r * r + r0 = (* j).r * r + r1 ↔ (i - j).r * r + r0 = r1) A User Theorem
num-distr-addboth-le1 ⊦ i ≤ j → ((* i).r * r + r0 ≤ (* j).r * r + r1 ↔ r0 ≤ (j - i).r * r + r1) A User Theorem
num-distr-addboth-le2 ⊦ j < i → ((* i).r * r + r0 ≤ (* j).r * r + r1 ↔ (i - j).r * r + r0 ≤ r1) A User Theorem
num-distr-addboth-ls1 ⊦ i ≤ j → ((* i).r * r + r0 < (* j).r * r + r1 ↔ r0 < (j - i).r * r + r1) A User Theorem
num-distr-addboth-ls2 ⊦ j < i → ((* i).r * r + r0 < (* j).r * r + r1 ↔ (i - j).r * r + r0 < r1) A User Theorem
num-distr-eq1 ⊦ i ≤ j → ((* i).r * r = (* j).r * r ↔ (j - i).r * r = 0.r) A User Theorem
num-distr-eq2 ⊦ j < i → ((* i).r * r = (* j).r * r ↔ (i - j).r * r = 0.r) A User Theorem
num-distr-le1 ⊦ i ≤ j → ((* i).r * r ≤ (* j).r * r ↔ 0.r ≤ (j - i).r * r) A User Theorem
num-distr-le2 ⊦ j < i → ((* i).r * r ≤ (* j).r * r ↔ (i - j).r * r ≤ 0.r) A User Theorem
num-distr-ls1 ⊦ i ≤ j → ((* i).r * r < (* j).r * r ↔ 0.r < (j - i).r * r) A User Theorem
num-distr-ls2 ⊦ j < i → ((* i).r * r < (* j).r * r ↔ (i - j).r * r < 0.r) A User Theorem
ple-negr < 0.r, r0 < 0.r, r1 ≤ r, r2 < r0 ⊦ r * r0 ≤ r1 * r2 A User Theorem
ple-pos0.r < r, 0.r < r0, r ≤ r1, r0 ≤ r2 ⊦ r * r0 ≤ r1 * r2 A User Theorem
ple-pos-better0.r ≤ r, 0.r ≤ r0, r ≤ r1, r0 ≤ r2 ⊦ r * r0 ≤ r1 * r2 A User Theorem
pls-negr < 0.r, r0 < 0.r, r1 ≤ r, r2 < r0 ⊦ r * r0 < r1 * r2 A User Theorem
pls-pos0.r < r, 0.r < r0, r ≤ r1, r0 < r2 ⊦ r * r0 < r1 * r2 A User Theorem
pls-pos-01 ⊦ r * r0 < r2 ∧ r1 ≤ r ∧ 0.r ≤ r0 → r1 * r0 < r2 A User Theorem
pls-pos-02 ⊦ r < r1 * r0 ∧ r0 ≤ r2 ∧ 0.r ≤ r1 → r < r1 * r2 A User Theorem
pnle-negr < 0.r, r0 < 0.r, r1 ≤ r, r2 < r0 ⊦ ¬ r1 * r2 ≤ r * r0 A User Theorem
pnle-posr ≤ r1, r0 < r2, r1 ≠ 0.r, 0.r ≤ r, 0.r ≤ r0 ⊦ ¬ r1 * r2 ≤ r * r0 A User Theorem
pnls-negr < 0.r, r0 < 0.r, r1 ≤ r, r2 < r0 ⊦ ¬ r1 * r2 < r * r0 A User Theorem
pnls-negposr ≤ r1, r2 ≤ r0, 0.r ≤ r2, r1 ≤ 0.r ⊦ ¬ r1 * r2 < r * r0 A User Theorem
pnls-posr ≤ r1, r0 ≤ r2, 0.r ≤ r, 0.r ≤ r0 ⊦ ¬ r1 * r2 < r * r0 A User Theorem
pnls-posnegr1 ≤ r, r0 ≤ r2, 0.r ≤ r1, r2 ≤ 0.r ⊦ ¬ r1 * r2 < r * r0 A User Theorem
posint-factor ⊦ i < 0 → (* i).r * r = ~((~ i).r * r) A User Theorem
pzero-gr0.r < r ∧ 0.r < r0 ∨ r < 0.r ∧ r0 < 0.r ⊦ 0.r < r * r0 A User Theorem
pzero-ls0.r < r ∧ r0 < 0.r ∨ r < 0.r ∧ 0.r < r0 ⊦ r * r0 < 0.r A User Theorem
square-abs ⊦ abs(r * r) = r * r A User Theorem
square-eq ⊦ r * r = r0 * r0 ↔ abs(r) = abs(r0) A User Theorem
square-eq-01 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) = r0 * (r0 + 1.r) ↔ r = r0) A User Theorem
square-eq-02 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) = (r0 + 1.r) * (r0 + 2.r) ↔ r = r0 + 1.r) A User Theorem
square-eq-03 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) = (r0 + 1.r) * (r0 + 1.r + 1.r) ↔ r = r0 + 1.r) A User Theorem
square-eq-one ⊦ r * r = 1.r ↔ r = 1.r ∨ r + 1.r = 0.r A User Theorem
square-ge-one ⊦ 1.r ≤ r * r ↔ 1.r ≤ r ∨ r + 1.r ≤ 0.r A User Theorem
square-gez ⊦ 0.r ≤ r * r A User Theorem
square-gez-01 ⊦ 0.r ≤ r * r + r0 * r0 A User Theorem
square-gr-one ⊦ 1.r < r * r ↔ 1.r < r ∨ r + 1.r < 0.r A User Theorem
square-intervalr * (r + 1.r) ≤ r0 * (r0 + 1.r) + 2.r * r2, r0 * (r0 + 1.r) + 2.r * r2 < (r + 1.r) * (r + 2.r), r2 ≤ r0, 0.r ≤ r, 0.r ≤ r2 ⊦ r < r0 + 1.r ∧ r0 < r + 1.r A User Theorem
square-interval-01r * (r + 1.r) ≤ r0 * (r0 + 1.r) + r2 + r2, r0 * (r0 + 1.r) + r2 + r2 < (r + 1.r) * (r + 1.r + 1.r), r2 ≤ r0, 0.r ≤ r, 0.r ≤ r2 ⊦ r < r0 + 1.r ∧ r0 < r + 1.r A User Theorem
square-le ⊦ r * r ≤ r0 * r0 ↔ abs(r) ≤ abs(r0) A User Theorem
square-le-03 ⊦ r1 ≤ r → r1 ≤ r + r0 * r0 A User Theorem
square-le-04 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) ≤ r0 * (r0 + 1.r) ↔ r ≤ r0) A User Theorem
square-le-05 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) ≤ (r0 + 1.r) * (r0 + 2.r) ↔ r ≤ r0 + 1.r) A User Theorem
square-le-05a ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) ≤ (r0 + 1.r) * (r0 + 1.r + 1.r) ↔ r ≤ r0 + 1.r) A User Theorem
square-le-one ⊦ r * r ≤ 1.r ↔ r ≤ 1.r ∧ 0.r ≤ r + 1.r A User Theorem
square-lez ⊦ ¬ r * r < 0.r A User Theorem
square-lez-01 ⊦ r * r ≤ 0.r ↔ r = 0.r A User Theorem
square-ls ⊦ r * r < r0 * r0 ↔ abs(r) < abs(r0) A User Theorem
square-ls-01 ⊦ r < r1 → r < r1 + r0 * r0 A User Theorem
square-ls-02 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) < r0 * (r0 + 1.r) ↔ r < r0) A User Theorem
square-ls-03 ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) < (r0 + 1.r) * (r0 + 2.r) ↔ r < r0 + 1.r) A User Theorem
square-ls-03a ⊦ 0.r ≤ r ∧ 0.r ≤ r0 → (r * (r + 1.r) < (r0 + 1.r) * (r0 + 1.r + 1.r) ↔ r < r0 + 1.r) A User Theorem
square-ls-04 ⊦ 1.r ≤ r → ¬ r * (r + 1.r) < 2.r A User Theorem
square-ls-04a ⊦ 1.r ≤ r → ¬ r * (r + 1.r) < 1.r + 1.r A User Theorem
square-ls-one ⊦ r * r < 1.r ↔ r < 1.r ∧ 0.r < r + 1.r A User Theorem
square-minus ⊦ ~(r * r) < 0.r ↔ r ≠ 0.r A User Theorem
square-zero ⊦ r * r = 0.r ↔ r = 0.r A User Theorem
square-zero-01 ⊦ 0.r ≤ r → ¬ (r + 1.r) * (r + 2.r) ≤ 0.r A User Theorem
square-zero-01a ⊦ 0.r ≤ r → ¬ (r + 1.r) * (r + 1.r + 1.r) ≤ 0.r A User Theorem
square-zero-02 ⊦ 0.r ≤ r0 ∧ 0.r ≤ r → ¬ (r + r0) * (r + r0 + 1.r) < 0.r A User Theorem
succ-lsplit ⊦ (r + 1.r) * r0 = r * r0 + r0 A User Theorem
succ-rmerge ⊦ r * r0 + r = r * (r0 + 1.r) A User Theorem
succ-rsplit ⊦ r * (r0 + 1.r) = r * r0 + r A User Theorem
twice-le-zero ⊦ 2.r * r ≤ 0.r ↔ r ≤ 0.r A User Theorem
twice-ls-zero ⊦ 2.r * r < 0.r ↔ r < 0.r A User Theorem
two-eq ⊦ 2.r * r = 2.r * r0 ↔ r = r0 A User Theorem
two-le ⊦ 2.r * r + r0 ≤ 2.r * (r + r1) ↔ r0 ≤ 2.r * r1 A User Theorem
two-le-01 ⊦ 2.r * r + r0 ≤ 2.r * (r + r1) + r2 ↔ r0 ≤ 2.r * r1 + r2 A User Theorem
two-le-02 ⊦ 2.r * (r + r0) ≤ 2.r * (r + r1) ↔ r0 ≤ r1 A User Theorem
two-le-03 ⊦ 2.r * (r + r0) ≤ 2.r * (r + r1) + r2 ↔ 2.r * r0 ≤ 2.r * r1 + r2 A User Theorem
two-le-04 ⊦ 2.r * (r + r0) + r3 ≤ 2.r * (r + r1) + r2 ↔ 2.r * r0 + r3 ≤ 2.r * r1 + r2 A User Theorem
two-ls ⊦ 2.r * r + r0 < 2.r * (r + r1) ↔ r0 < 2.r * r1 A User Theorem
two-ls-01 ⊦ 2.r * r + r0 < 2.r * (r + r1) + r2 ↔ r0 < 2.r * r1 + r2 A User Theorem
two-ls-02 ⊦ 2.r * (r + r0) < 2.r * (r + r1) ↔ r0 < r1 A User Theorem
two-ls-03 ⊦ 2.r * (r + r0) < 2.r * (r + r1) + r2 ↔ 2.r * r0 < 2.r * r1 + r2 A User Theorem
two-ls-04 ⊦ 2.r * (r + r0) + r3 < 2.r * (r + r1) + r2 ↔ 2.r * r0 + r3 < 2.r * r1 + r2 A User Theorem
two-sub ⊦ 2.r * r + ~ r = r A User Theorem
two-sub-01 ⊦ 2.r * ~ r + r = ~ r A User Theorem
two-sub-02 ⊦ ~ 2.r * r + r = ~ r A User Theorem
two-sub-03 ⊦ 2.r * (r + r0) + ~ r = 2.r * r0 + r A User Theorem
two-sub-04 ⊦ 2.r * (~ r + r0) + r = 2.r * r0 + ~ r A User Theorem
two-sub-05 ⊦ ~ 2.r * (r + r0) + r = ~ 2.r * r0 + ~ r A User Theorem
zero-eq ⊦ r * r0 = 0.r ↔ r = 0.r ∨ r0 = 0.r A User Theorem
zero-ge ⊦ 0.r < r → (0.r ≤ r * r0 ↔ 0.r ≤ r0) A User Theorem
zero-ge-01 ⊦ r < 0.r → (0.r ≤ r * r0 ↔ r0 ≤ 0.r) A User Theorem
zero-ge-02 ⊦ 0.r ≤ r → (0.r ≤ r * r0 ↔ r = 0.r ∨ 0.r ≤ r0) A User Theorem
zero-ge-03 ⊦ r ≤ 0.r → (0.r ≤ r * r0 ↔ r = 0.r ∨ r0 ≤ 0.r) A User Theorem
zero-ge-add-01 ⊦ 0.r ≤ r0 ∧ 0.r ≤ r2 ∧ 0.r ≤ r1 → 0.r ≤ r1 * r0 + r2 A User Theorem
zero-ge-add-02 ⊦ 0.r ≤ r + r0 ∧ 0.r < r2 → 0.r ≤ r * r2 + r0 * r2 A User Theorem
zero-ge-case ⊦ 0.r ≤ r * r0 ↔ r = 0.r ∨ r0 = 0.r ∨ 0.r ≤ r ∧ 0.r ≤ r0 ∨ r ≤ 0.r ∧ r0 ≤ 0.r A User Theorem
zero-gr ⊦ 0.r < r → (0.r < r * r0 ↔ 0.r < r0) A User Theorem
zero-gr-01 ⊦ r < 0.r → (0.r < r * r0 ↔ r0 < 0.r) A User Theorem
zero-gr-02 ⊦ 0.r ≤ r → (0.r < r * r0 ↔ 0.r < r0 ∧ r ≠ 0.r) A User Theorem
zero-gr-03 ⊦ r ≤ 0.r → (0.r < r * r0 ↔ r0 < 0.r ∧ r ≠ 0.r) A User Theorem
zero-gr-add-01 ⊦ 0.r ≤ r ∧ r0 < 0.r ∧ r2 ≤ 0.r → ¬ 0.r < r * r0 + r2 A User Theorem
zero-gr-case ⊦ 0.r < r * r0 ↔ 0.r < r ∧ 0.r < r0 ∨ r < 0.r ∧ r0 < 0.r A User Theorem
zero-le ⊦ 0.r < r → (r * r0 ≤ 0.r ↔ r0 ≤ 0.r) A User Theorem
zero-le-01 ⊦ r < 0.r → (r * r0 ≤ 0.r ↔ 0.r ≤ r0) A User Theorem
zero-le-02 ⊦ 0.r ≤ r → (r * r0 ≤ 0.r ↔ r = 0.r ∨ r0 ≤ 0.r) A User Theorem
zero-le-03 ⊦ r ≤ 0.r → (r * r0 ≤ 0.r ↔ r = 0.r ∨ 0.r ≤ r0) A User Theorem
zero-le-case ⊦ r * r0 ≤ 0.r ↔ r = 0.r ∨ r0 = 0.r ∨ 0.r ≤ r ∧ r0 ≤ 0.r ∨ r ≤ 0.r ∧ 0.r ≤ r0 A User Theorem
zero-left ⊦ 0.r * r = 0.r A User Theorem
zero-ls ⊦ 0.r < r → (r * r0 < 0.r ↔ r0 < 0.r) A User Theorem
zero-ls-01 ⊦ r < 0.r → (r * r0 < 0.r ↔ 0.r < r0) A User Theorem
zero-ls-02 ⊦ 0.r ≤ r → (r * r0 < 0.r ↔ r0 < 0.r ∧ r ≠ 0.r) A User Theorem
zero-ls-03 ⊦ r ≤ 0.r → (r * r0 < 0.r ↔ 0.r < r0 ∧ r ≠ 0.r) A User Theorem
zero-ls-case ⊦ r * r0 < 0.r ↔ 0.r < r ∧ r0 < 0.r ∨ r < 0.r ∧ 0.r < r0 A User Theorem
zero-neq ⊦ r < 0.r → (r * r0 = 0.r ↔ r0 = 0.r) A User Theorem
zero-neq-01 ⊦ 0.r < r → (r * r0 = 0.r ↔ r0 = 0.r) A User Theorem