Revision history of "subtract, composition of add and negate" (Z17248)

ܓܒܝܐ ܕܦܘܪܫܐ: ܓܒܝ ܣܢܕ̈ܘܩܐ ܕܬܢܝܬ̈ܐ ܠܦܘܚܡܐ ܘܕܘܫ Enter ܐܘ ܦܚܘܡ ܒܝܢܝ ܬܪܝܢ ܬܢܝܬ̈ܐ ܓܒܝܬ̈ܐ.
ܩܠܝܕܐ: (ܗܫܝܐ) = ܦܘܪܫܐ ܥܡ ܬܢܝܬܐ ܗܫܝܬܐ, (ܕܩܕܡ) = ܦܘܪܫܐ ܥܡ ܬܢܝܬܐ ܩܕܝܡܬܐ, ܙ = ܫܘܚܠܦܐ ܙܥܘܪܐ.