Nothing
## Useful math functions
setMethod ("sin",
signature(x = "db.obj"),
function (x)
.aggregate(x, "sin", FALSE, .num.types, TRUE,
x@.col.data_type, x@.col.udt_name),
valueClass = "db.Rquery")
## ----------------------------------------------------------------------
setMethod ("cos",
signature(x = "db.obj"),
function (x)
.aggregate(x, "cos", FALSE, .num.types, TRUE,
x@.col.data_type, x@.col.udt_name),
valueClass = "db.Rquery")
## ----------------------------------------------------------------------
setMethod ("tan",
signature(x = "db.obj"),
function (x)
.aggregate(x, "tan", FALSE, .num.types, TRUE,
x@.col.data_type, x@.col.udt_name),
valueClass = "db.Rquery")
## ----------------------------------------------------------------------
setMethod ("asin",
signature(x = "db.obj"),
function (x)
.aggregate(x, "asin", FALSE, .num.types, TRUE,
x@.col.data_type, x@.col.udt_name),
valueClass = "db.Rquery")
## ----------------------------------------------------------------------
setMethod ("acos",
signature(x = "db.obj"),
function (x)
.aggregate(x, "acos", FALSE, .num.types, TRUE,
x@.col.data_type, x@.col.udt_name),
valueClass = "db.Rquery")
## ----------------------------------------------------------------------
setMethod ("atan",
signature(x = "db.obj"),
function (x)
.aggregate(x, "atan", FALSE, .num.types, TRUE,
x@.col.data_type, x@.col.udt_name),
valueClass = "db.Rquery")
## ----------------------------------------------------------------------
setGeneric("atan2")
setMethod ("atan2",
signature(y = "db.obj", x = "db.obj"),
function (y, x) atan(y/x),
valueClass = "db.Rquery")
setMethod ("atan2",
signature(y = "numeric", x = "db.obj"),
function (y, x) atan(y/x),
valueClass = "db.Rquery")
setMethod ("atan2",
signature(y = "db.obj", x = "numeric"),
function (y, x) atan(y/x),
valueClass = "db.Rquery")
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