SymEngine::Truncate Class Reference
+ Inheritance diagram for SymEngine::Truncate:
+ Collaboration diagram for SymEngine::Truncate:

Public Member Functions

virtual void accept (Visitor &v) const
 
virtual void accept (EvalRealDoubleVisitorFinal &v) const
 
 Truncate (const RCP< const Basic > &arg)
 Truncate Constructor.
 
bool is_canonical (const RCP< const Basic > &arg) const
 
virtual RCP< const Basiccreate (const RCP< const Basic > &arg) const
 
- Public Member Functions inherited from SymEngine::OneArgFunction
 OneArgFunction (const RCP< const Basic > &arg)
 The arg in OneArgFunction(arg) More...
 
hash_t __hash__ () const
 
RCP< const Basicget_arg () const
 
virtual vec_basic get_args () const
 Returns the list of arguments.
 
RCP< const Basiccreate (const vec_basic &b) const
 
virtual bool __eq__ (const Basic &o) const
 
virtual int compare (const Basic &o) const
 Structural equality comparator.
 
- Public Member Functions inherited from SymEngine::Basic
TypeID get_type_code () const
 
 Basic ()
 Constructor.
 
 Basic (const Basic &)=delete
 Delete the copy constructor and assignment.
 
Basicoperator= (const Basic &)=delete
 Assignment operator in continuation with above.
 
 Basic (Basic &&)=delete
 Delete the move constructor and assignment.
 
Basicoperator= (Basic &&)=delete
 Assignment operator in continuation with above.
 
hash_t hash () const
 
bool __neq__ (const Basic &o) const
 true if this is not equal to o. More...
 
int __cmp__ (const Basic &o) const
 Comparison operator.
 
std::string __str__ () const
 
RCP< const Basicsubs (const map_basic_basic &subs_dict) const
 Substitutes 'subs_dict' into 'self'.
 
RCP< const Basicxreplace (const map_basic_basic &subs_dict) const
 
virtual RCP< const Basicexpand_as_exp () const
 expands the special function in terms of exp function
 
RCP< const Basicdiff (const RCP< const Symbol > &x, bool cache=true) const
 
- Public Member Functions inherited from SymEngine::EnableRCPFromThis< Basic >
RCP< Basicrcp_from_this ()
 Get RCP<T> pointer to self (it will cast the pointer to T)
 
RCP< const Basicrcp_from_this () const
 Get RCP<const T> pointer to self (it will cast the pointer to const T)
 
RCP< const T2 > rcp_from_this_cast () const
 Get RCP<T2> pointer to self (it will cast the pointer to T2)
 
unsigned int use_count () const
 

Static Public Attributes

static const TypeID type_code_id = SYMENGINE_TRUNCATE
 

Additional Inherited Members

- Data Fields inherited from SymEngine::Basic
TypeID type_code_
 

Detailed Description

Definition at line 233 of file functions.h.

Member Function Documentation

◆ create()

RCP< const Basic > SymEngine::Truncate::create ( const RCP< const Basic > &  arg) const
virtual
Returns
Canonicalized truncate

Implements SymEngine::OneArgFunction.

Definition at line 751 of file functions.cpp.

752 {
753  return truncate(arg);
754 }
RCP< const Basic > truncate(const RCP< const Basic > &arg)
Canonicalize Truncate:
Definition: functions.cpp:756

◆ is_canonical()

bool SymEngine::Truncate::is_canonical ( const RCP< const Basic > &  arg) const
Returns
true if canonical

Definition at line 722 of file functions.cpp.

723 {
724  if (is_a_Number(*arg)) {
725  return false;
726  }
727  if (is_a<Constant>(*arg)) {
728  return false;
729  }
730  if (is_a<Floor>(*arg)) {
731  return false;
732  }
733  if (is_a<Ceiling>(*arg)) {
734  return false;
735  }
736  if (is_a<Truncate>(*arg)) {
737  return false;
738  }
739  if (is_a<BooleanAtom>(*arg) or is_a_Relational(*arg)) {
740  return false;
741  }
742  if (is_a<Add>(*arg)) {
743  RCP<const Number> s = down_cast<const Add &>(*arg).get_coef();
744  if (neq(*zero, *s) and is_a<Integer>(*s)) {
745  return false;
746  }
747  }
748  return true;
749 }
bool is_a_Number(const Basic &b)
Definition: number.h:130
bool neq(const Basic &a, const Basic &b)
Checks inequality for a and b
Definition: basic-inl.h:29

Field Documentation

◆ type_code_id

const TypeID SymEngine::Truncate::type_code_id = SYMENGINE_TRUNCATE
static

Type_code_id shared by all instances

Definition at line 236 of file functions.h.


The documentation for this class was generated from the following files: