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libquantum 0.9.1:
- Added fourth-order Runge-Kutta time evolution - Fixed error in quantum_measure() that caused some register values never being measured - Improved error handling - Updated license and FSF contact data - Added arbitrary two-qubit gate - New function two print entire time evolution operator - Fixed Makefile syntax libquantum 0.2.4: - Fixed a bug in the wrapper for the density operator formalism that caused a compiler error when using some gates libquantum 0.2.3: - Added density operator formalism - Added functions for dot product and purity - Usage of fabsf led to trouble on Solaris, replaced by fabs - Qureg initialization does not seed RNG anymore - Fixed some potential installation problems libquantum 0.2.2: - Added quantum object code interface - Additional configure options for better portability - Added Kronecker product function - Some minor fixes libquantum 0.2.1: - Completed GNU/Hurd and FreeBSD ports - Added unbounded toffoli gate - Changed hashing method to linear probing (breaks backward compatibility) - Optimized quantum_gate1 and gates using quantum_cexp - Added a bit measurement function that does not remove the measured bit - Corrected qft, added qft_inv and adjusted shor - Corrected the implementation of the Walsh-Hadamard transform - Supplied version information libquantum 0.2.0: - Added Quantum Error Correction - Included an Implementation of Grover's algorithm - Added some inverse functions and conditional phase kick - Improved speed of the decoherence simulation - Fixed a memory leak in the quantum register deletion routine - Fixed a segfault in the sigma functions - Fixed a typo in the configure script that could result in a build failure libquantum 0.1.1: - Completed rotation gates (quantum_r_z) - Fixed a build problem with the demo program - Fixed some header inconsistencies libquantum 0.1.0: initial public release |