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Added lots of nice new material from Andrea Gabrielli and Marco Maggesi,
with useful theorems in several areas: * More properties of sup and inf including relational versions * Theory of limits superior and inferior (limup and liminf) * A few miscellaneous lemmas about convergence and series * The root test for series convergence (scalar and vector) * Cauchy-Hadamard results on power series radius of convergence List of new theorems: CAUCHY_HADAMARD_RADIUS CAUCHY_HADAMARD_RADIUS_ABSCONV CAUCHY_HADAMARD_RADIUS_ABSCONV_DERIVATIVE CAUCHY_HADAMARD_RADIUS_DERIVATIVE CAUCHY_HADAMARD_RADIUS_UNIFORM CAUCHY_HADAMARD_RADIUS_UNIFORM_DERIVATIVE COMPACT_SHRINK_ENCLOSING_BALL COMPACT_SHRINK_ENCLOSING_BALL_INFTY EVENTUALLY_EQ_MP EVENTUALLY_IFF EVENTUALLY_LBOUND_LE_SEQUENTIALLY EVENTUALLY_SEQUENTIALLY_WITHIN EVENTUALLY_UBOUND_LE_SEQUENTIALLY HAS_INF HAS_INF_APPROACH HAS_INF_INF HAS_INF_LBOUND HAS_INF_LE HAS_LIMINF HAS_LIMINF_AT HAS_LIMINF_AT_REALLIM_INF HAS_LIMINF_EVENTUALLY_LBOUND HAS_LIMINF_IMP_LBOUND_LE HAS_LIMINF_LBOUND HAS_LIMINF_LE HAS_LIMINF_NOT_LBOUND HAS_LIMINF_SEQUENTIALLY HAS_LIMINF_SEQUENTIALLY_IMP_REALLIM_INF HAS_LIMINF_SEQUENTIALLY_REALLIM_INF HAS_LIMINF_SEQUENTIALLY_WITHIN HAS_LIMINF_TRANSFORM HAS_LIMSUP HAS_LIMSUP_AT HAS_LIMSUP_AT_REALLIM_SUP HAS_LIMSUP_EVENTUALLY_UBOUND HAS_LIMSUP_IMP_UBOUND_LE HAS_LIMSUP_LE HAS_LIMSUP_MUL_REALLIM_LEFT HAS_LIMSUP_MUL_REALLIM_RIGHT HAS_LIMSUP_NOT_UBOUND HAS_LIMSUP_SEQUENTIALLY HAS_LIMSUP_SEQUENTIALLY_IMP_REALLIM_SUP HAS_LIMSUP_SEQUENTIALLY_REALLIM_SUP HAS_LIMSUP_SEQUENTIALLY_WITHIN HAS_LIMSUP_SEQUENTIALLY_WITHIN_LBOUND_ZERO HAS_LIMSUP_TRANSFORM HAS_LIMSUP_UBOUND HAS_SUP HAS_SUP_APPROACH HAS_SUP_LE HAS_SUP_SUP HAS_SUP_UBOUND INF_APPROACH INF_EXISTS LIMINF_EXISTS LIMSUP_EXISTS REALLIM_EVENTUALLY_LBOUND REALLIM_EVENTUALLY_UBOUND REALLIM_IMP_HAS_LIMINF REALLIM_IMP_HAS_LIMSUP REALLIM_ROOT_REFL REALLIM_SEQUENTIALLY_WITHIN REAL_CAUCHY_HADAMARD_RADIUS REAL_CAUCHY_HADAMARD_RADIUS_ABSCONV REAL_CAUCHY_HADAMARD_RADIUS_ABSCONV_DERIVATIVE REAL_CAUCHY_HADAMARD_RADIUS_DERIVATIVE REAL_CAUCHY_HADAMARD_RADIUS_UNIFORM REAL_CAUCHY_HADAMARD_RADIUS_UNIFORM_DERIVATIVE REAL_SERIES_ROOT_TEST REAL_SUMMABLE_FINITE REAL_SUMMABLE_POS_SUBSET SERIES_NORMCONV_IMP_CONV SERIES_ROOT_TEST SUMMABLE_FINITE SUP_APPROACH SUP_EXISTS TRIVIAL_LIMIT_SEQUENTIALLY_WITHIN has_inf has_liminf has_limsup has_sup Also type-generalized one existing theorem PASTECART_INJ, which had a pointless restriction to ":real^N" where in fact any ":A^N" works.
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