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spray 1.0-16

• add a sticker
• consistently use coeffs(); return a disord object
• constant() now generic
• cross products implemented as spraycross()

spray 1.0-17

• sprayvars option now also governs atrix-form printing
• drop() function added, following the clifford package

spray 1.0-18

• bug in coeffs(x) <- v fixed
• == implemented, also !=
• new generic as.id()

spray 1.0-19

• bugfix so getOption("max.print") is respected
• coeffs(S) returns drop()-ped values

spray 1.0-20

• summary method

spray 1.0-21

• consistentification of zero objects

spray 1.0-26

• bugfixes
• code of conduct
• contributing guide
• improvement to print method
• no dependence on mathjax package

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.