Version 0.12.0 

renamed OrderedGroup_ZF_1_L4F to group_order_antisym
added a statement to OrderedGroup_ZF_1_L8A
added OrderedGroup_ZF_1_L17
added OrderedGroup_ZF_2_L3
added OrderedGroup_ZF_2_L4
added ringsq
added Ring_ZF_1_L13
added Ring_ZF_1_L14 
added OrdRing_ZF_1_L10
added OrderedGroup_ZF_1_L8B
added a statement to OrderedGroup_ZF_1_L5AB
added OrdRing_ZF_3_L12

Version 0.13.0

renamed OrdRing_ZF_3_L12 to OrdRing_ZF_1_L12
added setninv_def
added OrderedGroup_ZF_2_L5
modified posslopes_def
added Int_ZF_2_3_L2
renamed Int_ZF_2_1_L12 to Int_ZF_2_1_L13
added a statement to Group_ZF_3_2_L13
added a statement to func1_1_L16A
added Int_ZF_2_3_L3
added OrderedGroup_ZF_1_L18
renamed Int_ZF_2_L19B to Int_ZF_2_L19C
added Int_ZF_2_L19B
renamed group0_4_L5A group0_2_L18
added a statement to group0_2_L18
added group0_4_L9
added Int_ZF_1_2_L15
renamed Int_ZF_2_L8 to int_ord_transl_inv
added int_triangle_ineq3
renamed Ring_ZF_1_L5 to ring_oper_distr
added a statement to Ring_ZF_1_L3
added OrdRing_ZF_2_L6
added Int_ZF_1_3_L21
added Int_ZF_2_1_L14
added Int_ZF_1_5_L4
added OrderedGroup_ZF_1_L5G
added a statement to OrderedGroup_ZF_1_L5F
added Int_ZF_2_L15F
renamed Ordring_oper_distr OrdRing_ZF_1_L5
added OrdRing_ZF_1_L5A
added Int_ZF_2_3_L4
added Int_ZF_1_5_L5
added Int_ZF_1_3_L20A
added func1_1_L16AB
added OrderedGroup_ZF_3_L9B
added Int_ZF_1_3_L20B
added Int_ZF_1_3_L20C
added IntDiv_ZF_1_L3
added IntDiv_ZF_1_L4
added IntDiv_ZF_1_L5
added maxf_def
added Int_ZF_4_L7
added Order_ZF_2_L2A
added Order_ZF_2_L6
added OrderedGroup_ZF_2_L6
added Int_ZF_1_4_L2
added Int_ZF_1_5_L6
added Int_ZF_2_1_L15
renamed Group_ZF_3_2_L4 Group_ZF_3_2_L4B
added Group_ZF_3_2_L4
added a statement to Int_ZF_1_5_L6
added minf_def
added statements to Int_ZF_1_4_L2
added a statement to Int_ZF_2_1_L7
added Int_ZF_2_1_L16
renamed Int_ZF_2_3_L1 to Int_ZF_2_3_L1A
added Int_ZF_2_3_L1
modified Arthan_Lem_3
added Arthan_L_3_spec
added a statement to IntDiv_ZF_1_L5
added OrderedGroup_ZF_1_L19
added Int_ZF_1_5_L7
modified IntDiv_ZF_1_L5
added Int_ZF_2_3_L5
renamed group0_2_L11 to group_inv_of_inv
renamed group0_2_L11A to renamed group0_2_L11
added Int_ZF_2_1_L12A
added Fol1_L7
added OrderedGroup_ZF_1_L20
added Int_ZF_1_5_L8
added Finite_ZF_1_1_L3
added OrderedGroup_ZF_1_L1A
added OrderedGroup_ZF_2_L2A
added Int_ZF_4_L9
added OrderedGroup_ZF_1_L21
added Order_ZF_3_L14
added OrderedGroup_ZF_1_L4A
added OrderedGroup_ZF_1_L23
added Linord_group_infinite
added Int_ZF_4_L9
added slope_add_def
added Group_ZF_3_2_L16
added Int_ZF_2_1_L12B
added Int_ZF_2_1_L12C
added func1_1_L16B
added Int_ZF_2_3_L8
modified Int_ZF_2_3_L6
added sum_of_pos_sls_is_pos_sl
added Int_ZF_2_3_L6A
added comp_of_pos_sls_is_pos_sl
added OrderedGroup_ZF_3_L11A
added int_not_empty
added Int_ZF_1_3_L20AA
added Int_ZF_2_1_L9A
added statements to group0_2_L16
added OrderedGroup_ZF_1_L5H
added statements to OrderedGroup_ZF_3_L7D
added Int_ZF_2_3_L9
added IsSaturated_def
added EquivClass_3_L1
added EquivClass_3_L2
added EquivClass_3_L3
added EquivClass_3_L4
added EquivClass_3_L5
added equiv_is_sym
added EquivClass_3_L6
added EquivClass_3_L7
added Int_ZF_2_1_L9B
added a statement to Group_ZF_3_3_L3
added pos_slopes_saturated
added Int_ZF_2_3_L10
added a statement to OrderedGroup_ZF_5_L5
added OrderedGroup_ZF_5_L6
added statements to Group_ord_by_positive_set
added OrderedGroup_ZF_1_L24
added Ring_ZF_1_L16
added ring_ord_by_positive_set
added NonnegativeIntegers_def
added PositiveSlopes_def
added PositiveReals_def
added real_mult_commutative
added Group_ZF_2_4_L5B
added Group_ZF_2_4_L5C
added Group_ZF_2_4_L5D
added Group_ZF_3_3_L5
added Real_ZF_1_L8
added Real_ZF_1_L9
added Real_ZF_1_L10
added Real_ZF_1_L11
added subset_with_property
added Real_ZF_1_2_L1
added Real_ZF_1_2_L2
added Real_ZF_1_1_L3
added Real_ZF_1_1_L4
added Real_ZF_1_2_L3
added Real_ZF_1_2_L4
added Real_ZF_1_2_L5
renamed Group_ZF__2_2_L2 to Group_ZF_2_2_L3
added Group_ZF_2_2_L4
added Group_ZF_2_4_L7
modified Group_ZF_3_2_L13
added Group_ZF_3_3_L6
added Real_ZF_1_2_L6
added Real_ZF_1_2_L7
added Real_ZF_1_2_L8
added Real_ZF_1_2_L9
added reals_are_ord_ring
renamed OrderedGroup_ZF_1_T2 to ord_group_bounded_fin
renamed TheIdentityElement to TheNeutralElement
renamed Int_ZF_1_1_L3 to int_zero_one_are_int
renamed func1_1_L16 to func_imagedef
renamed groupAsssum to groupAssum

version 0.14.0
added Ring_ZF_1_L17
added ord_ring_infinite
added IsAfield_def
added Field_ZF_1_L1
added Field_ZF_1_L2
added IsAnOrdField_def
added OrdField_ZF_1_L1
added OrdField_ZF_1_L2
added OrdGroup_cases
added OrdRing_ZF_3_L2A
added a statement to Ring_ZF_1_L7
added OrdField_ZF_1_L3
added OrdField_ZF_1_L4
added a statement to Group_ZF_3_4_L16
added a statement to Group_ZF_3_4_T2
added a statement to Real_ZF_1_L11
added real_one_cl_identity
added Int_ZF_2_1_L16
added int_not_trivial
added Int_ZF_1_5_L9
added Int_ZF_2_3_L11
added Int_ZF_2_3_L12
added Real_ZF_1_L12
added Real_ZF_1_1_L5
renamed Real_ZF_1_2_L4 to Real_ZF_1_1_L6
added Real_ZF_1_1_L7
added real_zero_not_one
added Real_ZF_1_1_L3A
added ZF_fun_from_total
added IsOdd_def
added OddExtension_def
added func1_1_L11C
added func1_1_L11D
added func1_1_L11E
added OrderedGroup_ZF_1_L25
added OrderedGroup_ZF_1_L26
added OrderedGroup_ZF_1_L27
added OrdGroup_decomp2
added odd_ext_props
added oddext_is_odd
added Int_ZF_1_5_L10
added Int_ZF_1_5_L11
added Int_ZF_1_5_L12
added int_oddext_is_odd
added OrdGroup_6cases
added int_plane_split_in6
added group_inv_of_three
added a statement to group0_2_L14A
added a statement to Ring_ZF_1_L9
added Int_ZF_1_1_L5B
added Int_ZF_1_2_L9A
added Int_ZF_2_1_L18
added a statement to Int_ZF_1_2_L3
added group0_2_L16A
added group0_6_L1
added group0_6_L2
added Int_ZF_1_6_L2
added group0_4_L4D
added a statement to Int_ZF_1_2_L9
added group0_2_L10A
added statements to group0_4_L4C
added Int_ZF_2_1_L18
added Int_ZF_2_1_L19
added Int_ZF_1_5_L3A
added a statement to OrderedGroup_ZF_3_L8A
added a statement to Int_ZF_1_3_L19
added group0_4_L6AA
added Int_ZF_2_1_L20
added Int_ZF_2_1_L21
added Int_ZF_2_1_L22
added a statement to group0_4_L6A
added group0_4_L6AB
added a statement to group0_4_L4D
added Int_ZF_2_1_L23
added pos_int_closed_add
added pos_int_closed_add_unfolded
renamed Int_ZF_1_6_L2 to Int_ZF_1_5_L13
added oddext_is_odd_alt
added int_oddext_is_odd_alt
added Int_ZF_2_1_L24
added Order_ZF_1_L5
added Order_ZF_3_L1B
added Order_ZF_4_L11
added int_bounded_below_has_min
added Int_ZF_2_4_L1
added Int_ZF_1_5_L1C
added Int_ZF_2_4_L2
added Int_ZF_2_4_L3
added Int_ZF_2_4_L4
rename Int_ZF_2_3_L1 to  Int_ZF_2_3_L2
added Int_ZF_2_3_L1
renamed Int_ZF_2_4_L3 to ? 
renamed Int_ZF_2_4_L4 to ?
added Int_ZF_2_4_L3
added a statement to Int_ZF_1_L14
added OrderedGroup_ZF_1_L8AA
added Int_ZF_2_L19AA
added Int_ZF_1_2_L3AA
added Int_ZF_2_4_L4
added Int_ZF_2_4_L5
added Int_ZF_1_5_L7A
added Int_ZF_2_4_L6
added Finite1_L16AA
added ZF1_1_L4B
added a statement to group0_4_L7
added Group_ZF_3_5_L1
added OrderedGroup_ZF_3_L6A
added Int_ZF_2_L15E
added a statement to Int_ZF_2_1_L14
added a statement to Int_ZF_2_1_L8
added a statement to OrderedGroup_ZF_1_L5AD
added Int_ZF_2_L10AA
added OrderedGroup_ZF_1_L5AE
added OrderedGroup_ZF_1_L5AF
added Int_ZF_2_L10AB
added Int_ZF_2_3_L5A
added OrderedGroup_ZF_7_L1
added OrderedGroup_ZF_7_L2
added func1_1_L18
added OrderedGroup_ZF_7_L3
added OrderedGroup_ZF_7_L4
renamed Int_ZF_1_6_L1 to  Int_ZF_1_7_L1
added Int_ZF_1_6_L1
added Int_ZF_1_6_L2
added Int_ZF_1_6_L3
added Int_ZF_1_6_L4
added Int_ZF_2_L1C
added Order_ZF_3_L16
added Int_ZF_1_6_L5
added nonempty_has_element
added a statement to group0_4_L6A
added a statement to Int_ZF_1_2_L3
added Int_ZF_1_6_L6
added statements to group0_4_L9
added statements to Int_ZF_1_2_L15
added Int_ZF_2_1_L14A
added Int_ZF_2_1_L3C
added a statement to group0_4_L7
added a statement to group0_4_L8
added Int_ZF_1_2_L16
added OrdGroup_triangle_ineq3
added Int_triangle_ineq3
added Int_ZF_2_1_L25
added Int_ZF_2_1_L26
added Int_ZF_2_1_L27
added a statement to group0_2_L14A
added Int_ZF_1_2_L17
added a statement to group0_4_L6D
added Int_ZF_1_2_L18
added a statement to Int_ZF_2_L19C
added Int_ZF_2_1_L28
added a statement to Int_ZF_1_2_L9
added Int_ZF_2_4_L7 
added a statement to OrderedGroup_ZF_3_L7D
added a statement to Int_triangle_ineq2
added Int_ZF_2_1_L29
added Int_ZF_2_1_L30
added a statement to group0_2_L14A
added a statement to Int_ZF_1_2_L17
added Int_ZF_2_1_L26A
adedd OrderedGroup_ZF_3_L7E
added group0_4_L6E
added a statement to Int_ZF_1_2_L9
added a statement to Int_ZF_1_2_L3
added Int_ZF_2_4_L7
added OrderedGroup_ZF_1_L5I
added a statement to Int_ZF_2_L15A
added group0_4_L6AC
added Int_ZF_2_4_L8
added int_decomp_cases
added Int_ZF_2_1_L31
added OrderedGroup_ZF_1_L9C
added OrderedGroup_ZF_3_L8C
added Int_ZF_1_3_L22
added Int_ZF_1_3_L23
added a statement to group0_4_L8
added OrderedGroup_ZF_3_L7F
added Int_ZF_1_3_L22A
added Finite_ZF_1_L2A
added Int_ZF_1_4_L1A
added a statement to group0_4_L6AB
added a statement to Int_ZF_1_2_L3
added Int_ZF_2_1_L33
added Order_ZF_4_L12
added Order_ZF_4_L13
added no_int_between
added Int_ZF_1_3_L6A
added Int_ZF_1_5_L3B
added Int_ZF_1_6_L7
added pos_slope_has_inv
added pos_slopes_have_inv
added reals_are_ord_field
renamed Int_ZF_1_5_L4 to int_one_two_are_pos
renamed Int_ZF_2_L2 to int_ord_is_refl
renamed Int_ZF_1_1_L5A to int_two_three_are_int
renamed Int_ZF_2_L15B to int_ineq_add_sides
removed group_inv_of_three 
renamed group0_2_L10A to group_inv_of_three

Version 1.0.0
added Order_ZF_5_L1
added Order_ZF_5_L2
added Order_ZF_5_L3
added Order_ZF_5_L4
added Int_ZF_2_5_L1
added real_int_is_real
added OrderedGroup_ZF_1_L5J
added OrderedGroup_ZF_1_L5K
added OrderedGroup_ZF_1_L5JA
added OrderedGroup_ZF_1_L5KA
added OrderedGroup_ZF_1_L28
added OrderedGroup_ZF_1_L29
added Int_ZF_2_3_L4B
added OrderedGroup_ZF_1_L13
added Int_ZF_1_3_L10A
added func_ZF_8_L1
added func_ZF_8_L2
added Int_ZF_2_3_L4C
added Group_ZF_3_4_L12A
added Group_ZF_3_3_L3A
added Int_ZF_2_1_L9C
added OrderedGroup_ZF_3_L2B
added Int_ZF_1_5_L3C
added Int_ZF_2_5_L2
added Real_ZF_1_4_L1
renamed Real_ZF_1_3_L1 Real_ZF_1_2_L12
added Real_ZF_1_2_L12
added OrderedGroup_ZF_1_L30
added Real_ZF_1_2_L10
renamed Real_ZF_1_1_L4A Real_ZF_1_1_L4B
renamed Real_ZF_1_1_L6 Real_ZF_1_1_L4A
added Real_ZF_1_1_L4B
added Order_ZF_4_L11A
added int_bounded_above_has_max
added Int_ZF_2_5_L3
added OrdRing_ZF_1_L9A
added Int_ZF_1_3_L13B
added OrderedGroup_ZF_1_L5AG
added a statement to Real_ZF_1_L2
added Real_ZF_1_1_L8
added Real_ZF_1_2_L13
renamed Real_ZF_1_4_L1 Real_ZF_1_4_L2
added Real_ZF_1_4_L2
added Real_ZF_1_4_L3
added OrdRing_ZF_3_L4
added ordring_one_is_pos
added ring_ord_transitive
added OrdRing_ZF_1_L4A
added ord_ring_split2
added OrdRing_ZF_3_L5
added Ring_ZF_1_L18
added OrdRing_ZF_3_L5
added OrdRing_ZF_3_L6
added a statement to OrderedGroup_ZF_1_L29
added OrderedGroup_ZF_1_L31
added no_int_between1
added Int_ZF_1_3_L6B
added Int_ZF_1_3_L6C
added Int_ZF_1_6_L8
added Int_ZF_2_5_L5
added Group_ZF_3_4_L12B
added Int_ZF_2_1_L9D
added Int_ZF_2_5_L3A
added group0_2_L11A
added Int_ZF_1_L15
added Int_ZF_2_5_L6
added Real_ZF_1_4_L4
added Real_ZF_1_4_L5
added real_ord_antisym
added Real_ZF_1_4_L6
added Real_ZF_1_4_L7
added Int_ZF_2_5_L7
added a statement to Int_ZF_2_5_L7
added int_zero_is_real_zero
added int_pos_is_real_pos
added Real_ZF_1_4_L8
added Real_ZF_1_4_L9
added a statement to int_bounded_above_has_max
added Real_ZF_1_4_L10
added Real_ZF_1_4_L11
added Real_ZF_1_4_L12
added Real_ZF_1_1_L4C
added a statement to Real_ZF_1_L11
added Real_ZF_1_L11A
added group0_4_L8A
added Real_ZF_1_L7A
added Real_ZF_1_2_L16
added Real_ZF_1_2_L17
added Order_ZF_4_L14
added Order_ZF_4_L15
added Real_ZF_1_4_L14
added add_num_to_ineq
added Real_ZF_1_4_L1A
added Real_ZF_1_4_L1B
added Real_ZF_1_2_L19
added Real_ZF_1_4_L15
added Real_ZF_1_4_L16
added floor_zero_is_zero
added Real_ZF_1_4_L17
added Real_ZF_1_2_L20
added Real_ZF_1_2_L21
added statements to Int_ZF_1_2_L3AA
added Real_ZF_1_4_L19
added int_two_is_real_two
added a statement to floor_zero_is_zero
renamed floor_zero_is_zero floor_01_is_zero_one
added floor_2_is_two
added Real_ZF_1_4_L20
added group_ord_total_is_lin
added Real_ZF_1_2_L22
added Real_ZF_1_2_L24
added Real_ZF_1_4_L21
added Real_ZF_1_4_L22
added Order_ZF_4_L16
added Order_ZF_5_L5
added Order_ZF_5_L6
added Int_ZF_2_5_L8
added Real_ZF_1_4_L23
added OrdRing_ZF_3_L7
added OrdRing_ZF_3_L8
added OrdRing_ZF_3_L9
added OrdRing_ZF_3_L10
added ring_strict_ord_trans
added group_strict_ord_transit
added ring_strict_ord_transit
added OrdRing_ZF_3_L11
added OrdRing_ZF_3_L12
added Int_ZF_1_5_L7B
added Real_ZF_1_4_L5A
added real_strict_ord_transit
added Real_ZF_1_4_L5B
added Ring_ZF_1_L9A
added Ring_ZF_1_L12A
added OrdRing_ZF_3_L13
renamed Real_ZF_1_1_L4C Real_ZF_1_4_L21A
added field_has_no_zero_divs
added Field_ZF_1_L3
added definition_of_group
adedd Field_ZF_1_L4
added Field_ZF_1_L5
added OrdField_ZF_1_L1A
added OrdField_ZF_1_L1B
added OrdField_ZF_1_L4
added Field_ZF_2_L1
added OrdRing_ZF_3_L14
added OrdRing_ZF_3_L15
added Ring_ZF_1_L12B
added OrdField_ZF_1_L8
added Int_ZF_2_5_L3B
added Real_ZF_1_4_L1C
added reals_are_field
added field_cntxts_ok
added Real_ZF_3_L1
added Real_ZF_3_L2
added OrderedGroup_ZF_1_L9D
added OrderedGroup_ZF_1_L9E
added OrdRing_ZF_1_L13
added OrdRing_ZF_1_L14
added OrderedGroup_ZF_1_L9F
added OrdRing_ZF_1_L16
added OrdRing_ZF_1_L17
added Ring_ZF_1_L12C
added OrdRing_ZF_3_L16
added OrdRing_ZF_3_L17
added OrdRing_ZF_3_L18
added Real_ZF_1_2_L25
renamed Int_ZF_1_5_L3B to Int_ZF_1_5_L4
renamed Int_ZF_1_5_L3C to Int_ZF_1_5_L4A
added pos_int_closed_mul_unfold
added pos_int_closed_mul
added int_has_no_zero_divs
added Real_ZF_1_L6A
added Arthan_Lemma14ii
added group_strict_ord_transl_inv
added ring_strict_ord_trans_inv
added OrderedGroup_ZF_1_L12B
added OrdRing_ZF_1_L18
added Real_ZF_1_2_L26
added statements to Real_ZF_1_4_L19
added OrdField_ZF_1_L9
renamed Real_ZF_3_L1 to Real_ZF_1_3_L1
renamed Real_ZF_3_L2 to Real_ZF_1_3_L2
added Real_ZF_1_3_L3
added OrdField_ZF_2_L3
added OrdField_ZF_2_L4
added Field_ZF_1_L6
added OrdField_ZF_1_L7A
added Field_ZF_2_L2
added Field_ZF_2_L3
added OrdField_ZF_2_L6
added Real_ZF_1_3_L4
added OrdField_ZF_2_L7
modified OrderedGroup_ZF_1_L4A
modified group_strict_ord_transit
modified OrderedGroup_ZF_1_L12B
modified ring_strict_ord_trans
modified ring_strict_ord_transit
modified ring_strict_ord_trans_inv
modified OrdRing_ZF_1_L18
modified OrdRing_ZF_3_L11
modified OrdRing_ZF_3_L17
modified OrdRing_ZF_3_L18
modified OrdField_ZF_2_L1
modified OrdField_ZF_2_L2
modified OrdField_ZF_2_L4
modified OrdField_ZF_2_L6
modified real_strict_ord_transit
modified Real_ZF_1_2_L25
modified Real_ZF_1_2_L26
modified Real_ZF_1_3_L2
modified Real_ZF_1_3_L3
modified Real_ZF_1_3_L4
modified Real_ZF_1_4_L5A
modified Arthan_Lemma14i
modified Arthan_Lemma14ii
modified Real_ZF_1_2_L20
added group0_2_L11B
added OrdField_ZF_2_L9
added a statement to group0_2_L19
added a statement to ring_strict_ord_trans_inv
added Ring_ZF_2_L1A
added OrdField_ZF_2_L9
added Real_ZF_1_3_L5
added Field_ZF_2_L5
modified OrdField_ZF_1_L9
added Real_ZF_1_3_L6
added Arthan_Lemma14iii
modified OrdField_ZF_2_L9
added OrdField_ZF_2_L6A
added Real_ZF_1_3_L4A
modified OrdRing_ZF_3_L13
added statements to OrdField_ZF_2_L4
added Real_ZF_1_3_L7
added Field_ZF_2_L6
added Real_ZF_1_3_L8
added Real_ZF_1_4_L14A
added OrderedGroup_ZF_2_L2B
added OrdField_ZF_2_L5A
added Real_ZF_1_3_L4B
added Real_ZF_1_4_L25
added Real_ZF_1_4_L26
added Ring_ZF_2_L4
added Int_ZF_2_5_L9
added a statement to OrderedGroup_ZF_1_L8
added Real_ZF_1_2_L28
added Real_ZF_1_4_L23A
added Real_ZF_1_4_L24A
added Real_ZF_1_2_L29
added real_order_complete
added eudoxus_reals_are_reals
renamed group0_2_L7A to group_inv_of_one
renamed int_ord_is_refl2 to int_abs_nonneg
renamed int_ord_is_refl0 to Int_ZF_2_L20
renamed int_ord_is_refl1 to Int_ZF_2_L21
renamed Order_ZF_1_L1A to total_is_refl
renamed func_imagedefAA func1_1_L15A
renamed func_imagedefAB func1_1_L15B  
renamed func_imagedefA func1_1_L15C 
renamed func_imagedefB func1_1_L15D
renamed Int_ZF_1_L8B to int_zero_not_one

version 1.1.0
added Top_1_L1
added Top_1_L2
added Top_1_L3
added Top_1_L4
added Top_2_L1
added Top_2_L2
added Top_2_L4
added interior_mono
added Top_2_L5
added Top_2_L6
added Top_2_L7
added Top_3_L1
added Top_3_L3
added Top_3_L4
added Top_3_L5
added Top_3_L6
added boundary_closed
added Top_3_L8
added Top_3_L9
added Top_3_L10
added Top_3_L12
added in_t2_compact_is_cl
added Top_1_2_L1 
added Top_1_2_L2
added top_ZF_1_2_L3
added Top_1_2_L4
added Top_1_2_L5
topol_cntxs_valid
added TopZF_2_1_L1
added Top_ZF_2_1_L2
added Top_ZF_2_1_L3
added Top_ZF_2_1_L4
added Top_ZF_2_1_L5
added Top_ZF_2_1_L6
removed old section on topology

version 1.2.0
added Fol1_L8
added Fol1_L9
added MMI_prelude and MMIsar.thy with 100 translated proofs

version 1.3.0
added valid_cntxts
added axresscn
added ax1ne0
added cplx_mul_add_defs
added cplx_mul_add_types
added axaddopr
added axmulopr
added cplx_mul_add_vals
added axaddass
added rearr_ab_gr_4_elemA
added rearr_ab_gr_4_elemB
added Ring_ZF_2_L5
added Ring_ZF_2_L6
added axmulass
added axi2m1
added axmulcom
added axaddcl
added axmulcl
added axdistr
added axaddcom
added ax0id
added axicn
added axnegex
added OrderedGroup_ZF_1_L12C
added OrderedGroup_ZF_1_L12D
added OrdRing_ZF_1_L19
added OrdRing_ZF_1_L20
added OrdRing_ZF_3_L19
added OrdField_ZF_1_L10
added a statement to Ring_ZF_1_L3
added ring_rearr_3_elemA
added axrecex
added sum_of_reals
added axaddrcl
added prod_of_reals
added axmulrcl
added axrnegex
split MMI_prelude.thy into MMI_prelude.thy and MMI_logic_and_sets.thy
added Metamath_interface.thy
added MMIsar_valid
added MMIsar_examples.thy
added axrrecex
added real_means_real_axis
added slice_proj_bij
added domain_of_bij
added def_of_ind_relA
added def_of_ind_relB
added bij_is_ord_iso
added ord_iso_pres_antsym
added ord_iso_apply_conv
added ord_iso_pres_trans
added ord_iso_pres_tot
added ord_iso_pres_lin
added ind_rel_pres_lin
added Fol1_L8A
added def_of_strict_ver
added strict_of_antisym
added strict_ans_tot_trich
added strict_of_trans
added def_of_real_axis_order
added cplx_ord_on_cplx_reals
added strict_cplx_ord_type
added cplx_ord_antsym_tot
added cplx_ord_trich
added pre_axlttri
added ord_iso_pres_bound_above
modified definition IsComplete (bug in IsarMathLib !)
added a statement to Order_ZF_5_L5
added a statement to Order_ZF_5_L6
modified real_order_complete
added inj_inv_back_in_set
added ord_iso_pres_has_min
added ZF1_1_L7
added image_of_Inter
added a statement to func1_1_L5B
added inj_point_of_image
added inj_image_of_Inter
added ord_iso_pres_rel_image
added ord_iso_pres_up_bounds
added ord_iso_pres_compl
renamed cplx_ord_antsym_tot to cplx_ord_antsym_trans_tot
added a statement to cplx_ord_antsym_trans_tot
added strict_of_transB
added cplx_strict_ord_trans
added pre_axlttrn
added pre_axltadd
added pre_axmulgt0
added ind_rel_pres_compl
added cmplx_reals_ord_compl
added Order_ZF_5_L7
added Order_ZF_5_L8
added geq_impl_not_less
added strict_of_compl
added a statement to cmplx_reals_ord_comp
renamed cmplx_reals_ord_comp cmplx_reals_ord_lin_comp
added pre_axsup
added MMIsar_valid
added 200 translated proofs in MMI_Complex_ZF and MMI_Complex_ZF_1
added renfdisj
added strict_ver_rel
added cplx_strict_ord_on_cplx_reals
added xrltso
added ind_rel_domain

version 1.4.0
added 340 Metamath facts and 200 proofs to MMI_logic_and_sets and MMI_Complex_ZF_1.thy
added xrrebndt
added lt2mul2divt
added halfpos
added ledivp1t

version 1.5.0
added func1_1_L1B
added func_eq
added func_singleton_pair
added indseq_exun0
added empty_in_every_succ
added succ_ineq
added indseq_restrict
added finseq_extend
added indseq_exun_ind
added indseq_props
added indseq_exun
added indseq_consistent
added nat_incl_total
added indseq_subsets
added fin_indseq_domain
added nat_union_succ
added fun_Union_apply
added succnat_subset_nat
added indseq_restr_eq
renamed indseq_props fin_indseq_props
added theorem indseq_valat0
added indseq_vals
added fix_1st_var_fun
added fix_2nd_var_fun
added fix_var_fun_domain
added fix_var_val
added ind_seq_image
added binop_gen_set
added binop_gen_set_ex
added binop_gen_set1
added fix_2nd_var_restr_comm
added binop_gen_set_ex1
added Order_ZF_1.thy
added cnvso
added orders_imp_tot_ord
added tot_ord_imp_orders
added supeu
added statements to ZF1_1_L9
added sup_props
added suplub
added 200 Metamath facts and 100 proofs to MMI_logic_and_sets_1 and MMI_Complex_ZF_2

version 1.6.0
added elem_nat_is_nat
added inter_diff_in_len
added shifted_seq_props
added add_nat_le
added nat_sum_decomp
added length_start_decomp
added concat_props
added state_trans_fun
added fin_nat_ind
added states_seq_props
added fin_indseq_var_f_props
added ZF_fun_from_tot_val0
added seq2trans_seq_props
added prod_seq_N_props
added append_props
added last_seq_elem
added fin_indseq_var_f_restrict
added prod_seq_N_restrict
added prodN_props
added prodN_append
added semigr_assoc
added prodN_1elem
added append_1elem
added init_props
added adjacent_intervals3
added add_lt_mono
added concat_concat_list
added concat_list_concat
added concat_assoc
added pair_func_singleton
aded pair_val
added append_concat_pair
added list_len1_singleton
added concat_append_assoc
added concat_init_last_elem
added prod_conc_distr

version 1.6.1
added group_is_altgroup
renamed group0_1_L3 to unit_is_neutral
renamed group0_2_L16 to inv_cancel_two
renamed Top_1_1_L2 to T2_cl_open_sep
renamed Top_3_L14 to open_disj_cl_disj
renamed Top_2_L7 to open_open_neigh
renamed Top_3_L7 to cl_is_closed
renamed Finite1_L6 to fin_image_fin
renamed Top_2_L8 to open_neigh_open
renamed Top_3_L14 open_disj_cl_disj