Revert "Changes made by JME on K1.R, K2.R, K2p.R, K3p.R, Kb.R, Ksi.R"

This reverts commit 7193b4e5f364045b35be6e3709c314dc8d84a17b, reversing
changes made to a325b68e1c9f14d02d63cc37989ab7215adea539.