v0.8.15

enhanced algebra operators

v0.8.14

refined algebra operators

v0.8.13

optimized grade selection

v0.8.12

enhanced Grassmann algebra

v0.8.11

fixed subtraction PseudoCouple result

v0.8.10

fixed bug in expm1 evaluation

v0.8.9

refined PseudoCouple, defined AntiSpinor, etc

v0.8.8

improved various Grassmann compatibility

v0.8.7

extended and fixed Spinor implementation

v0.8.6

fixed log dispatch issue