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estack.h |
Header File |
Routines for symbolic manipulation and expression handling
Functions
- add_to_top
- Adds a value to the expression on the top of the estack.
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- add1_to_top
- Adds 1 to the top of the estack.
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- all_tail
- Checks whether all elements in the list have some property.
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- and_onto_top
- Logical ANDs the expression onto the estack.
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- any_tail
- Checks whether any element in the list has some property.
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- are_expressions_identical
- Checks whether two expressions are identical.
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- can_be_approxed
- Checks whether an expression can be approximated to a number.
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- check_estack_size
- Checks if there is enough room on the expression stack.
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- compare_complex_magnitudes
- Compares magnitudes of two complex number entries on the expression stack.
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- compare_expressions
- Compares two expressions.
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- compare_Floats
- Compares two floating point entries on the expression stack.
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- delete_between
- Deletes a sequence of bytes from the expression stack.
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- delete_expression
- Deletes an expression from the expression stack.
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- deleted_between
- Deletes a sequence of bytes from the expression stack.
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- deleted_expression
- Deletes an expression from the expression stack.
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- did_push_cnvrt_Float_to_integer
- Pushes a floating point entry converted to an integer, but only if it is an exact whole number.
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- display_statements
- Converts tokenized expressions or TI-Basic statements to the printable form.
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- estack_number_to_Float
- Converts entry on the expression stack to floating point number.
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- estack_to_short
- Converts entry on the expression stack to signed short integer.
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- estack_to_ushort
- Converts entry on the expression stack to unsigned short integer.
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- ESTACK
- Reads the expression stack at a specific index.
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- factor_base_index
- Gets the index of the base of an expression.
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- factor_exponent_index
- Gets the index of the exponent of an expression.
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- gcd_exact_whole_Floats
- Finds the greatest common divisor of two floating point entries.
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- get_key_ptr
- Converts a tag code to a tag name.
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- GetValue
- Converts entry on the expression stack to short integer and checks whether it is in a given range.
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- HS_popEStack
- Pops the entire expression stack into memory.
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- HToESI
- Converts a handle to an expression stack index.
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- im_index
- Gets the index of the imaginary part of an expression.
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- index_below_display_expression_aux
- Main routine for detokenizing.
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- index_main_var
- Searches an expression for a first encountered variable.
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- index_numeric_term
- Searches terms in the expression for a numeric term.
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- index_of_lead_base_of_lead_term
- Gets the index of the base of the lead term of an expression.
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- integer_non_unknown
- Tests if an expression is an integer.
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- is0
- Tests if an expression is equal to 0.
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- is1
- Tests if an expression is equal to 1.
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- is_advanced_tag
- Checks whether a tag is an advanced tag.
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- is_antisymmetric
- Checks for a antisymmetry.
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- is_complex0
- Checks whether an expression is reducible to zero.
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- is_complex_number
- Checks whether an expression is a number.
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- is_constant
- Checks whether an expression is constant.
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- is_Float_exact_whole_number
- Checks whether a floating point entry is an exact whole number.
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- is_free_of_tag
- Checks whether an expression is free of a particular tag.
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- is_independent_of_de_seq_vars
- Checks whether an expression is independent of differential equation and sequence variables.
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- is_independent_of_elements
- Checks whether an expression is independent of the elements of a list.
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- is_independent_of_tail
- Checks whether an expression is independent of a sequence of variables (or expressions).
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- is_independent_of
- Checks whether an expression is independent of a variable (or expression).
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- is_matrix
- Checks whether an expression is a matrix.
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- is_minus1
- Tests if an expression is equal to -1.
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- is_monomial_in_kernel
- Checks whether an expression is a monomial in kernel.
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- is_monomial
- Checks whether an expression is a monomial.
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- is_narrowly_independent_of
- Checks whether an expression is narrowly independent of a variable (???).
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- is_negative
- Tests if an expression is less than 0.
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- is_never0
- Tests if an expression is never 0.
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- is_nonnegative
- Tests if an expression is >= 0.
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- is_nonpositive
- Tests if an expression is <= 0.
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- is_polynomial_in_var_or_kern
- Checks if an expression is a polynomial with respect to another expression.
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- is_positive
- Tests if an expression is greater than 0.
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- is_square_matrix
- Checks whether an expression is a square matrix.
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- is_symmetric
- Checks for symmetry.
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- is_tail_independent_of
- Checks whether a sequence of expressions is independent of a variable (or expression).
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- is_totally_polynomial
- Checks if an expression is polynomial in all variables.
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- is_valid_smap_aggregate
- Checks whether an expression is a valid aggregate type.
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- is_variable
- Checks if the expression is a variable.
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- is_whole_number
- Tests if an expression is a whole number.
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- last_element_index
- Searches for the last expression in the list.
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- lead_base_index
- Gets the index of the base of the lead factor of an expression.
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- lead_exponent_index
- Gets the index of the exponent of the lead factor of an expression.
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- lead_factor_index
- Gets the index of the lead factor of an expression.
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- lead_term_index
- Gets the index of the lead term of an expression.
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- likely_approx_to_complex_number
- Checks if it is likely that an expression can be approxed to a complex number.
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- likely_approx_to_number
- Checks is it likely that an expression can be approxed to a real number.
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- main_gen_var_index
- Searches an expression for a generalized variable.
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- map_tail_Int
- Applies an extended function to all elements in the list.
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- map_tail
- Applies a function to all elements in the list.
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- map_unary_over_comparison
- Calls callback function for both comparison terms and pushes the comparison tag.
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- min_quantum
- Finds smaller of two tags.
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- move_between_to_top
- Moves a sequence of bytes to the top of the expression stack.
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- moved_between_to_top
- Moves a sequence of bytes to the top of the expression stack.
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- negate_top
- Negates the top of the estack.
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- next_expression_index
- Finds the next entry on the expression stack.
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- NG_approxESI
- Evaluates an expression in "APPROX" mode.
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- NG_execute
- Executes TI-Basic statements.
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- NG_graphESI
- Evaluates an expressions for graphing purposes.
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- NG_rationalESI
- Evaluates an expression in "EXACT" mode.
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- NG_RPNToText
- Detokenizes a tokenized structure associated with a handle.
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- NG_tokenize
- Tokenizes text associated with a handle and pushes them to the expression stack.
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- norm1_complex_Float
- Finds the 1-norm of a complex number entry.
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- numeric_factor_index
- Searches factors in the expression for a numeric factor.
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- Parms2D
- Gets information about dimensions of block which will be "pretty printed".
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- Parse1DExpr
- Parses a tokenized expression to be printed.
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- Parse2DExpr
- Parses a tokenized expression to be pretty printed using Print2DExpr.
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- Parse2DMultiExpr
- Parses a multi-statement expression associated with a handle to be pretty printed using Print2DExpr.
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- Print2DExpr
- Performs "pretty printing" (or "2D printing") of an expression.
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- push_ANSI_string
- Pushes a standard C string to the expression stack.
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- push_between
- Pushes a sequence of bytes to the expression stack.
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- push_cnvrt_integer_if_whole_nmb
- Pushes a floating point entry eventually converted to an integer.
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- push_END_TAG
- Pushes end-of-list marker to the expression stack.
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- push_expr_quantum
- Pushes an expression followed by a tag to the expression stack.
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- push_expr2_quantum
- Pushes two expressions followed by a tag to the expression stack.
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- push_expression
- Pushes an expression to the expression stack.
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- push_Float_to_nonneg_int
- Rounds a floating point value to an integer, then pushes it to the expression stack.
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- push_Float_to_rat
- Pushes a rational approximation of a floating point entry.
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- push_Float
- Pushes a floating point value to the expression stack.
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- push_internal_simplify
- Converts an expression into internal canonic form and pushes the result to the expression stack.
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- push_LIST_TAG
- Pushes list tag to the expression stack.
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- push_long_to_integer
- Pushes a signed long integer to the expression stack.
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- push_longint
- Pushes a long integer to the expression stack.
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- push_longlongint
- Pushes a double-long integer to the expression stack.
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- push_next_arb_int
- Pushes a next "arbitrary integer" symbol to the expression stack.
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- push_next_arb_real
- Pushes a next "arbitrary real" symbol to the expression stack.
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- push_next_internal_var
- Pushes an internal variable to the expression stack.
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- push_offset_array
- Pushes an array of offsets to the list items.
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- push_overflow_to_infinity
- Displays a warning, and pushes a tag to the expression stack.
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- push_parse_text
- Parses an expression given in a string and pushes tokenized expression to the expression stack.
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- push_quantum_pair
- Pushes two bytes (tags) to the expression stack.
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- push_quantum
- Pushes a byte (tag) to the expression stack.
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- push_reversed_tail
- Pushes elements of the list up to tail onto the stack in reversed order.
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- push_round_Float
- Pushes an approximation of a floating point entry.
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- push_shortint
- Pushes a short integer to the expression stack.
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- push_simplify
- Simplifies the argument and pushes onto the estack.
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- push_transpose_aux
- Pushes transposed matrix to the expression stack.
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- push_ulong_to_integer
- Pushes an unsigned long integer to the expression stack.
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- push_ushort_to_integer
- Pushes an unsigned short integer to the expression stack.
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- push_zstr
- Pushes a standard C string to the expression stack.
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- re_index
- Gets the index of the real part of an expression.
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- reductum_index
- Gets the index of remaining terms of an expression.
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- remaining_element_count
- Returns number of elements remaining.
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- remaining_factors_index
- Gets the index of remaining factors of an expression.
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- reset_control_flags
- Resets the control flags for operations with the expression stack.
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- reset_estack_size
- Reallocates the expression stack.
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- should_and_did_push_approx_arg2
- Pushes a second floating point argument, if possible.
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- signum_Float
- Finds the signum of a floating point entry.
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- subtract_from_top
- Subtracts a value from the top of the estack.
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- subtract1_from_top
- Subtracts 1 from the top of the estack.
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- TokenizeSymName
- Tokenizes a C string into a symbol name.
Global Variables
- ARb_int_count
- Represents the number of times arbitrary-integer variables were already used by some calculus.
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- ARb_real_count
- Represents the number of times arbitrary variables were already used by some calculus.
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- bottom_estack
- Points to the bottom of the expression stack.
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- top_estack
- Points to the top of the expression stack.
Constants
- H_NULL
- A null-handle value.
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- NULL_INDEX
- Describes an empty expression stack index.
Predefined Types
- bcd
- Represents the internal organization of floating point numbers
in the format recognized by the TIOS.
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- Bool
- An enumeration to describe true or false values.
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- CESI_Callback_t
- Represents a pointer to a CESI callback function.
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- CESI
- Represents a pointer to a constant expression.
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- ESI_Callback_Int_t
- Represents a pointer to an ESI callback function with integer extensions.
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- ESI_Callback_t
- Represents a pointer to an ESI callback function.
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- ESI
- Represents an index of a value on the TIOS expression stack.
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- ESQ
- Represents a quantum within an expression.
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- EStackIndex
- Represents an index of a value on the TIOS expression stack.
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- ExtTags
- An enumeration to describe extra types of entries on the expression stack.
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- HANDLE
- Represents a handle associated with an allocated memory block.
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- InstructionTags
- An enumeration to describe types of instructions on the expression stack.
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- MULTI_EXPR
- Describes a multi-expression, which is processed as a separate expression stack.
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- Quantum
- Represents a quantum within an expression.
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- SCR_RECT
- A scructure for defining a rectangular area.
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- SCR_STATE
- A structure for saving the state of the graphics system.
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- SYM_STR
- Represents a pointer to the terminating zero byte of a string.
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- SysvarTags
- An enumeration to describe types of system variable entries on the expression stack.
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- Tags
- An enumeration to describe types of entries on the expression stack.
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- ti_float
- An alias for the standard ANSI float type.
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- TokenizeSymNameFlags
- Contains flags specifying how a symbol name is tokenized.
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- WINDOW
- The main window-describing structure.
See also: args.h