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build3/poincare/src/hyperbolic_arc_cosine.cpp 1002 Bytes
6663b6c9   adorian   projet complet av...
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  #include <poincare/hyperbolic_arc_cosine.h>
  #include <poincare/simplification_engine.h>
  extern "C" {
  #include <assert.h>
  }
  #include <cmath>
  
  namespace Poincare {
  
  Expression::Type HyperbolicArcCosine::type() const {
    return Type::HyperbolicArcCosine;
  }
  
  Expression * HyperbolicArcCosine::clone() const {
    HyperbolicArcCosine * a = new HyperbolicArcCosine(m_operands, true);
    return a;
  }
  
  Expression * HyperbolicArcCosine::shallowReduce(Context& context, AngleUnit angleUnit) {
    Expression * e = Expression::shallowReduce(context, angleUnit);
    if (e != this) {
      return e;
    }
  #if MATRIX_EXACT_REDUCING
    Expression * op = editableOperand(0);
    if (op->type() == Type::Matrix) {
      return SimplificationEngine::map(this, context, angleUnit);
    }
  #endif
    return this;
  }
  
  template<typename T>
  Complex<T> HyperbolicArcCosine::computeOnComplex(const Complex<T> c, AngleUnit angleUnit) {
    if (c.b() != 0) {
      return Complex<T>::Float(NAN);
    }
    return Complex<T>::Float(std::acosh(c.a()));
  }
  
  }