Nuprl Lemma : hyptrans_lemma

∀[rv:InnerProductSpace]. ∀[e,h:Point].
  ∀tau,t:ℝ.  hyptrans(rv;e;t;h + sinh(tau) * rsqrt(r1 + h^2)*e) ≡ h + sinh(tau + t) * rsqrt(r1 + h^2)*e 
  supposing (e^2 = r1) ∧ (h ⋅ e = r0)


Proof




Definitions occuring in Statement :  hyptrans: hyptrans(rv;e;t;x),  rv-ip: x ⋅ y,  inner-product-space: InnerProductSpace,  rv-mul: a*x,  rv-add: x + y,  sinh: sinh(x),  rsqrt: rsqrt(x),  req: x = y,  rmul: a * b,  radd: a + b,  int-to-real: r(n),  real: ℝ,  ss-eq: x ≡ y,  ss-point: Point,  uimplies: b supposing a,  uall: ∀[x:A]. B[x],  all: ∀x:A. B[x],  and: P ∧ Q,  natural_number: $n
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  uimplies: b supposing a,  all: ∀x:A. B[x],  and: P ∧ Q,  hyptrans: hyptrans(rv;e;t;x),  ss-eq: x ≡ y,  not: ¬A,  implies: P ⇒ Q,  false: False,  subtype_rel: A ⊆r B,  guard: {T},  iff: P ⇐⇒ Q,  rev_implies: P ⇐ Q,  le: A ≤ B,  less_than': less_than'(a;b),  prop: ℙ,  nat: ℕ,  uiff: uiff(P;Q),  rev_uimplies: rev_uimplies(P;Q),  req_int_terms: t1 ≡ t2,  top: Top,  rleq: x ≤ y,  rnonneg: rnonneg(x),  rge: x ≥ y,  or: P ∨ Q,  cand: A c∧ B,  so_lambda: λ2x.t[x],  so_apply: x[s]
Lemmas referenced :  real_wf,  ss-sep_wf,  real-vector-space_subtype1,  inner-product-space_subtype,  subtype_rel_transitivity,  inner-product-space_wf,  real-vector-space_wf,  separation-space_wf,  hyptrans_wf,  rv-add_wf,  rv-mul_wf,  rmul_wf,  sinh_wf,  rsqrt_wf,  radd-non-neg,  int-to-real_wf,  rv-ip_wf,  rleq-int,  false_wf,  rv-ip-nonneg,  radd_wf,  rleq_wf,  req_wf,  ss-point_wf,  rnexp_wf,  le_wf,  req_functionality,  itermSubtract_wf,  itermAdd_wf,  itermVar_wf,  itermMultiply_wf,  itermConstant_wf,  req-iff-rsub-is-0,  rv-ip-symmetry,  req_weakening,  req_transitivity,  rv-ip-add,  radd_functionality,  rv-ip-add2,  rv-ip-mul,  rmul_functionality,  rv-ip-mul2,  real_polynomial_null,  real_term_value_sub_lemma,  real_term_value_add_lemma,  real_term_value_var_lemma,  real_term_value_mul_lemma,  real_term_value_const_lemma,  rmul-assoc,  rsqrt_squared,  rnexp2,  cosh2-sinh2,  radd-preserves-req,  rsub_wf,  cosh_wf,  radd_comm,  trivial-rleq-radd,  rmul_preserves_rleq2,  rnexp2-nonneg,  less_than'_wf,  nat_plus_wf,  rleq_functionality,  rmul-zero-both,  rleq-implies-rleq,  rleq_functionality_wrt_implies,  rleq_weakening_equal,  radd_functionality_wrt_rleq,  uiff_transitivity,  rsqrt-unique,  rmul-nonneg,  rsqrt_nonneg,  cosh-ge-1,  set_wf,  equal_wf,  ss-eq_functionality,  rv-add_functionality,  ss-eq_weakening,  rv-mul_functionality,  req_inversion,  sinh-radd,  ss-eq_inversion,  rv-mul-add,  rminus_wf,  itermMinus_wf,  real_term_value_minus_lemma,  ss-eq_wf,  ss-eq_transitivity,  rv-add-assoc
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  lambdaFormation,  sqequalHypSubstitution,  productElimination,  thin,  extract_by_obid,  hypothesis,  sqequalRule,  lambdaEquality,  dependent_functionElimination,  hypothesisEquality,  because_Cache,  isectElimination,  applyEquality,  instantiate,  independent_isectElimination,  natural_numberEquality,  independent_functionElimination,  independent_pairFormation,  dependent_set_memberEquality,  productEquality,  isect_memberEquality,  equalityTransitivity,  equalitySymmetry,  voidElimination,  approximateComputation,  int_eqEquality,  intEquality,  voidEquality,  setElimination,  rename,  setEquality,  independent_pairEquality,  minusEquality,  axiomEquality,  inlFormation

Latex:
\mforall{}[rv:InnerProductSpace].  \mforall{}[e,h:Point].
    \mforall{}tau,t:\mBbbR{}.
        hyptrans(rv;e;t;h  +  sinh(tau)  *  rsqrt(r1  +  h\^{}2)*e)  \mequiv{}  h  +  sinh(tau  +  t)  *  rsqrt(r1  +  h\^{}2)*e 
    supposing  (e\^{}2  =  r1)  \mwedge{}  (h  \mcdot{}  e  =  r0)



Date html generated: 2017_10_05-AM-00_27_46
Last ObjectModification: 2017_06_21-PM-02_21_45

Theory : inner!product!spaces


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