diff --git a/pdf/Algorithmic_complexity.pdf b/pdf/Algorithmic_complexity.pdf index 389e7a7..2e871b8 100644 Binary files a/pdf/Algorithmic_complexity.pdf and b/pdf/Algorithmic_complexity.pdf differ diff --git a/pdf/Arrays.pdf b/pdf/Arrays.pdf index 05c4221..30eab12 100644 Binary files a/pdf/Arrays.pdf and b/pdf/Arrays.pdf differ diff --git a/pdf/Assembly_programs.pdf b/pdf/Assembly_programs.pdf index 9ab986c..dcfa93d 100644 Binary files a/pdf/Assembly_programs.pdf and b/pdf/Assembly_programs.pdf differ diff --git a/pdf/Atomic_and_molecular_sentences.pdf b/pdf/Atomic_and_molecular_sentences.pdf index 721a3ca..9f3a69f 100644 Binary files a/pdf/Atomic_and_molecular_sentences.pdf and b/pdf/Atomic_and_molecular_sentences.pdf differ diff --git a/pdf/Axioms_of_set_theory.pdf b/pdf/Axioms_of_set_theory.pdf index 04e3f43..eb9dd7e 100644 Binary files a/pdf/Axioms_of_set_theory.pdf and b/pdf/Axioms_of_set_theory.pdf differ diff --git a/pdf/Basic_database_concepts.pdf b/pdf/Basic_database_concepts.pdf index b58238e..1dede7e 100644 Binary files a/pdf/Basic_database_concepts.pdf and b/pdf/Basic_database_concepts.pdf differ diff --git a/pdf/Basic_properties_of_sets.pdf b/pdf/Basic_properties_of_sets.pdf index 386847a..f6080bc 100644 Binary files a/pdf/Basic_properties_of_sets.pdf and b/pdf/Basic_properties_of_sets.pdf differ diff --git a/pdf/Biconditional_Elimination.pdf b/pdf/Biconditional_Elimination.pdf index 4a54947..0596c26 100644 Binary files a/pdf/Biconditional_Elimination.pdf and b/pdf/Biconditional_Elimination.pdf differ diff --git a/pdf/Biconditional_Introduction.pdf b/pdf/Biconditional_Introduction.pdf index 7a789a9..40f3dad 100644 Binary files a/pdf/Biconditional_Introduction.pdf and b/pdf/Biconditional_Introduction.pdf differ diff --git a/pdf/Binary_arithmetic.pdf b/pdf/Binary_arithmetic.pdf index 0088469..330b0e0 100644 Binary files a/pdf/Binary_arithmetic.pdf and b/pdf/Binary_arithmetic.pdf differ diff --git a/pdf/Binary_arithmetic_with_circuits.pdf b/pdf/Binary_arithmetic_with_circuits.pdf index edac8dd..a1894e8 100644 Binary files a/pdf/Binary_arithmetic_with_circuits.pdf and b/pdf/Binary_arithmetic_with_circuits.pdf differ diff --git a/pdf/Bits,_bytes,_nibbles.pdf b/pdf/Bits,_bytes,_nibbles.pdf index fe8b1f1..b9adfda 100644 Binary files a/pdf/Bits,_bytes,_nibbles.pdf and b/pdf/Bits,_bytes,_nibbles.pdf differ diff --git a/pdf/Compile_from_source.pdf b/pdf/Compile_from_source.pdf index ab82730..b0d0115 100644 Binary files a/pdf/Compile_from_source.pdf and b/pdf/Compile_from_source.pdf differ diff --git a/pdf/Conditional_Elimination.pdf b/pdf/Conditional_Elimination.pdf index 0f74aa1..888f58f 100644 Binary files a/pdf/Conditional_Elimination.pdf and b/pdf/Conditional_Elimination.pdf differ diff --git a/pdf/Conditional_Introduction.pdf b/pdf/Conditional_Introduction.pdf index 06b5ca5..bb84681 100644 Binary files a/pdf/Conditional_Introduction.pdf and b/pdf/Conditional_Introduction.pdf differ diff --git a/pdf/Conjunction_Elimination.pdf b/pdf/Conjunction_Elimination.pdf index bcff93e..4c43f0e 100644 Binary files a/pdf/Conjunction_Elimination.pdf and b/pdf/Conjunction_Elimination.pdf differ diff --git a/pdf/Conjunction_Introduction.pdf b/pdf/Conjunction_Introduction.pdf index 3f78141..10ab59d 100644 Binary files a/pdf/Conjunction_Introduction.pdf and b/pdf/Conjunction_Introduction.pdf differ diff --git a/pdf/Defining_a_computer.pdf b/pdf/Defining_a_computer.pdf index 1bd0dd8..2effc96 100644 Binary files a/pdf/Defining_a_computer.pdf and b/pdf/Defining_a_computer.pdf differ diff --git a/pdf/Design_features_of_language.pdf b/pdf/Design_features_of_language.pdf index 1e1b1b8..317adb5 100644 Binary files a/pdf/Design_features_of_language.pdf and b/pdf/Design_features_of_language.pdf differ diff --git a/pdf/Disjunction_Elimination.pdf b/pdf/Disjunction_Elimination.pdf index eb98b37..595f367 100644 Binary files a/pdf/Disjunction_Elimination.pdf and b/pdf/Disjunction_Elimination.pdf differ diff --git a/pdf/Disjunction_Introduction.pdf b/pdf/Disjunction_Introduction.pdf index d65bc23..cccc81e 100644 Binary files a/pdf/Disjunction_Introduction.pdf and b/pdf/Disjunction_Introduction.pdf differ diff --git a/pdf/HTTP_request_types.pdf b/pdf/HTTP_request_types.pdf index e274a9c..ca93b16 100644 Binary files a/pdf/HTTP_request_types.pdf and b/pdf/HTTP_request_types.pdf differ diff --git a/pdf/Indeterminacy.pdf b/pdf/Indeterminacy.pdf index 3f23153..b7daf92 100644 Binary files a/pdf/Indeterminacy.pdf and b/pdf/Indeterminacy.pdf differ diff --git a/pdf/Law_of_the_Excluded_Middle.pdf b/pdf/Law_of_the_Excluded_Middle.pdf index c9917e6..2d2bfd6 100644 Binary files a/pdf/Law_of_the_Excluded_Middle.pdf and b/pdf/Law_of_the_Excluded_Middle.pdf differ diff --git a/pdf/Logic_circuits.pdf b/pdf/Logic_circuits.pdf index 286c0fc..369ce2d 100644 Binary files a/pdf/Logic_circuits.pdf and b/pdf/Logic_circuits.pdf differ diff --git a/pdf/Logic_gates.pdf b/pdf/Logic_gates.pdf index 41dfa28..7f89663 100644 Binary files a/pdf/Logic_gates.pdf and b/pdf/Logic_gates.pdf differ diff --git a/pdf/Logical_possibility_and_necessity.pdf b/pdf/Logical_possibility_and_necessity.pdf index 2d20496..88d5eb6 100644 Binary files a/pdf/Logical_possibility_and_necessity.pdf and b/pdf/Logical_possibility_and_necessity.pdf differ diff --git a/pdf/Lovelace_quote.pdf b/pdf/Lovelace_quote.pdf index 29d170f..96f2ed7 100644 Binary files a/pdf/Lovelace_quote.pdf and b/pdf/Lovelace_quote.pdf differ diff --git a/pdf/Morphology.pdf b/pdf/Morphology.pdf index 32d0488..a5b410a 100644 Binary files a/pdf/Morphology.pdf and b/pdf/Morphology.pdf differ diff --git a/pdf/Negation_Elimination.pdf b/pdf/Negation_Elimination.pdf index 38f1371..f0301f9 100644 Binary files a/pdf/Negation_Elimination.pdf and b/pdf/Negation_Elimination.pdf differ diff --git a/pdf/Negation_Introduction.pdf b/pdf/Negation_Introduction.pdf index 6eb84fd..4fbc1e5 100644 Binary files a/pdf/Negation_Introduction.pdf and b/pdf/Negation_Introduction.pdf differ diff --git a/pdf/Object_language_and_meta-language.pdf b/pdf/Object_language_and_meta-language.pdf index e310c15..564eff1 100644 Binary files a/pdf/Object_language_and_meta-language.pdf and b/pdf/Object_language_and_meta-language.pdf differ diff --git a/pdf/Package_management_in_Arch.pdf b/pdf/Package_management_in_Arch.pdf index 6f0a77d..4984e9d 100644 Binary files a/pdf/Package_management_in_Arch.pdf and b/pdf/Package_management_in_Arch.pdf differ diff --git a/pdf/Primary_key.pdf b/pdf/Primary_key.pdf index 515eb07..416af9d 100644 Binary files a/pdf/Primary_key.pdf and b/pdf/Primary_key.pdf differ diff --git a/pdf/Queue.pdf b/pdf/Queue.pdf index e6418af..3859b80 100644 Binary files a/pdf/Queue.pdf and b/pdf/Queue.pdf differ diff --git a/pdf/RESTful_APIs.pdf b/pdf/RESTful_APIs.pdf index 6368061..e050f70 100644 Binary files a/pdf/RESTful_APIs.pdf and b/pdf/RESTful_APIs.pdf differ diff --git a/pdf/Recursion.pdf b/pdf/Recursion.pdf index d367ba3..e0e62f3 100644 Binary files a/pdf/Recursion.pdf and b/pdf/Recursion.pdf differ diff --git a/pdf/Reiteration.pdf b/pdf/Reiteration.pdf index 85d4bdf..07bfe40 100644 Binary files a/pdf/Reiteration.pdf and b/pdf/Reiteration.pdf differ diff --git a/pdf/SQL_syntax.pdf b/pdf/SQL_syntax.pdf index 31e507a..9a189b9 100644 Binary files a/pdf/SQL_syntax.pdf and b/pdf/SQL_syntax.pdf differ diff --git a/pdf/Semantic_versioning.pdf b/pdf/Semantic_versioning.pdf index 62ad33d..86f600b 100644 Binary files a/pdf/Semantic_versioning.pdf and b/pdf/Semantic_versioning.pdf differ diff --git a/pdf/Soundness.pdf b/pdf/Soundness.pdf index 716b4a6..b119bbc 100644 Binary files a/pdf/Soundness.pdf and b/pdf/Soundness.pdf differ diff --git a/pdf/Stacks.pdf b/pdf/Stacks.pdf index f22096b..e138d36 100644 Binary files a/pdf/Stacks.pdf and b/pdf/Stacks.pdf differ diff --git a/pdf/Syllogism.pdf b/pdf/Syllogism.pdf index 78923fd..2bdfaa5 100644 Binary files a/pdf/Syllogism.pdf and b/pdf/Syllogism.pdf differ diff --git a/pdf/The_Pragmatic_Programmer_1999.pdf b/pdf/The_Pragmatic_Programmer_1999.pdf index 8890bbc..db5062a 100644 Binary files a/pdf/The_Pragmatic_Programmer_1999.pdf and b/pdf/The_Pragmatic_Programmer_1999.pdf differ diff --git a/pdf/The_binary_number_system.pdf b/pdf/The_binary_number_system.pdf index edc2bcc..68a9fa3 100644 Binary files a/pdf/The_binary_number_system.pdf and b/pdf/The_binary_number_system.pdf differ diff --git a/pdf/Theorems_and_empty_sets.pdf b/pdf/Theorems_and_empty_sets.pdf index c7739b6..aef370c 100644 Binary files a/pdf/Theorems_and_empty_sets.pdf and b/pdf/Theorems_and_empty_sets.pdf differ diff --git a/pdf/Turing_machines.pdf b/pdf/Turing_machines.pdf index 22bdcda..ac95cef 100644 Binary files a/pdf/Turing_machines.pdf and b/pdf/Turing_machines.pdf differ diff --git a/pdf/User_management.pdf b/pdf/User_management.pdf index 5c9a014..d620a56 100644 Binary files a/pdf/User_management.pdf and b/pdf/User_management.pdf differ diff --git a/pdf/Von_Neumann_architecture.pdf b/pdf/Von_Neumann_architecture.pdf index 600f505..598f3c4 100644 Binary files a/pdf/Von_Neumann_architecture.pdf and b/pdf/Von_Neumann_architecture.pdf differ diff --git a/pdf/Why_computers_use_binary.pdf b/pdf/Why_computers_use_binary.pdf index 57af844..b306271 100644 Binary files a/pdf/Why_computers_use_binary.pdf and b/pdf/Why_computers_use_binary.pdf differ