Commit 2024-04-19 02:04 4e7ba671

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feat(Analysis/SpecificLimits/Normed): generalize to division rings (#12164)

Estimated changes

Modified Mathlib/Analysis/SpecificLimits/Normed.lean

modified theorem NormedField.tendsto_norm_inverse_nhdsWithin_0_atTop

modified theorem NormedField.tendsto_norm_zpow_nhdsWithin_0_atTop

modified theorem NormedField.tendsto_zero_smul_of_tendsto_zero_of_bounded

modified theorem hasSum_coe_mul_geometric_of_norm_lt_one

modified theorem tsum_coe_mul_geometric_of_norm_lt_one

Modified Mathlib/Topology/ContinuousFunction/Units.lean

modified theorem ContinuousMap.isUnit_iff_forall_ne_zero

added theorem ContinuousMap.spectrum_eq_preimage_range

modified theorem ContinuousMap.spectrum_eq_range