<< Click to Display Table of Contents >> Navigation: Software Overview > RMS Monitoring Software > Working with the RMS Software > Understand RMS > Tools>Setup>Measuring Points Explained > Formula Detailed Overview |
Operators:
Key word |
Category |
Description |
Example |
---|---|---|---|
+ |
Operator |
Addition |
a + b |
- |
Operator |
Subtraction |
a - b |
* |
Operator |
Multiplication |
a * b |
/ |
Operator |
Division |
a / b |
^ |
Operator |
Exponentiation |
a^b |
! |
Operator |
Factorial |
n! |
# |
Operator |
Modulo function |
a # b |
% |
Operator |
Percentage |
n% |
^^ |
Operator |
Tetration |
a^^b |
Unary Functions:
Key word |
Category |
Description |
Example |
---|---|---|---|
sin |
Unary Function |
Trigonometric sine function |
sin(x) |
cos |
Unary Function |
Trigonometric cosine function |
cos(x) |
tg |
Unary Function |
Trigonometric tangent function |
tg(x) |
tan |
Unary Function |
Trigonometric tangent function |
tan(x) |
ctg |
Unary Function |
Trigonometric cotangent function |
ctg(x) |
cot |
Unary Function |
Trigonometric cotangent function |
cot(x) |
ctan |
Unary Function |
Trigonometric cotangent function |
ctan(x) |
sec |
Unary Function |
Trigonometric secant function |
sec(x) |
csc |
Unary Function |
Trigonometric cosecant function |
csc(x) |
cosec |
Unary Function |
Trigonometric cosecant function |
cosec(x) |
asin |
Unary Function |
Inverse trigonometric sine function |
asin(x) |
arsin |
Unary Function |
Inverse trigonometric sine function |
arsin(x) |
arcsin |
Unary Function |
Inverse trigonometric sine function |
arcsin(x) |
acos |
Unary Function |
Inverse trigonometric cosine function |
acos(x) |
arcos |
Unary Function |
Inverse trigonometric cosine function |
arcos(x) |
arccos |
Unary Function |
Inverse trigonometric cosine function |
arccos(x) |
atg |
Unary Function |
Inverse trigonometric tangent function |
atg(x) |
atan |
Unary Function |
Inverse trigonometric tangent function |
atan(x) |
arctg |
Unary Function |
Inverse trigonometric tangent function |
arctg(x) |
arctan |
Unary Function |
Inverse trigonometric tangent function |
arctan(x) |
actg |
Unary Function |
Inverse trigonometric cotangent function |
actg(x) |
acot |
Unary Function |
Inverse trigonometric cotangent function |
acot(x) |
actan |
Unary Function |
Inverse trigonometric cotangent function |
actan(x) |
arcctg |
Unary Function |
Inverse trigonometric cotangent function |
arcctg(x) |
arccot |
Unary Function |
Inverse trigonometric cotangent function |
arccot(x) |
arcctan |
Unary Function |
Inverse trigonometric cotangent function |
arcctan(x) |
ln |
Unary Function |
Natural logarithm function (base e) |
ln(x) |
log2 |
Unary Function |
Binary logarithm function (base 2) |
log2(x) |
log10 |
Unary Function |
Common logarithm function (base 10) |
log10(x) |
rad |
Unary Function |
Degrees to radians function |
rad(x) |
exp |
Unary Function |
Exponential function |
exp(x) |
sqrt |
Unary Function |
Squre root function |
sqrt(x) |
Binary Functions:
Key word |
Category |
Description |
Example |
---|---|---|---|
log |
Binary Function |
Logarithm function |
log(a, b) |
mod |
Binary Function |
Modulo function |
mod(a, b) |
C |
Binary Function |
Binomial coefficient function |
C(n, k) |
Bern |
Binary Function |
Bernoulli numbers |
Bern(m, n) |
Stirl1 |
Binary Function |
Stirling numbers of the first kind |
Stirl1(n, k) |
Stirl2 |
Binary Function |
Stirling numbers of the second kind |
Stirl2(n, k) |
Worp |
Binary Function |
Worpitzky number |
Worp(n, k) |
Euler |
Binary Function |
Euler number |
Euler(n, k) |
Variadic Functions:
Key word |
Category |
Description |
Example |
---|---|---|---|
iff |
Variadic Function |
If function |
iff( cond-1, expr-1; ... ; cond-n, expr-n ) |
min |
Variadic Function |
Minimum function |
min(a1, ..., an) |
max |
Variadic Function |
Maximum function |
max(a1, ..., an) |
ConFrac |
Variadic Function |
Continued fraction |
ConFrac(a1, ..., an) |
ConPol |
Variadic Function |
Continued polynomial |
ConPol(a1, ..., an) |
gcd |
Variadic Function |
Greatest common divisor |
gcd(a1, ..., an) |
lcm |
Variadic Function |
Least common multiple |
lcm(a1, ..., an) |
add |
Variadic Function |
Summation operator |
add(a1, ..., an) |
multi |
Variadic Function |
Multiplication |
multi(a1, ..., an) |
mean |
Variadic Function |
Mean / average value |
mean(a1, ..., an) |
var |
Variadic Function |
Bias-corrected sample variance |
var(a1, ..., an) |
std |
Variadic Function |
Bias-corrected sample standard deviation |
std(a1, ..., an) |
rList |
Variadic Function |
Random number from given list of numbers |
rList(a1, ..., an) |
coalesce |
Variadic Function |
Returns the first non-NaN value |
coalesce(a1, ..., an) |
or |
Variadic Function |
Logical disjunction (OR) - variadic |
or(a1, ..., an) |
and |
Variadic Function |
Logical conjunction (AND) - variadic |
and(a1, ..., an) |
xor |
Variadic Function |
Exclusive or (XOR) - variadic |
xor(a1, ..., an) |
argmin |
Variadic Function |
Arguments / indices of the minima |
argmin(a1, ..., an) |
argmax |
Variadic Function |
Arguments / indices of the maxima |
argmax(a1, ..., an) |
med |
Variadic Function |
The sample median |
med(a1, ..., an) |
mode |
Variadic Function |
Mode - the value that appears most often |
mode(a1, ..., an) |
base |
Variadic Function |
Returns number in given numeral system base represented by list of digits |
base(b, d1, ..., dn) |
ndist |
Variadic Function |
Number of distinct values |
ndist(v1, ..., vn) |
Calculus Operators / Iterated Operators:
Key word |
Category |
Description |
Example |
---|---|---|---|
sum |
Calculus Operator |
Summation operator - SIGMA |
sum( i, from, to, expr , ) |
prod |
Calculus Operator |
Product operator - PI |
prod( i, from, to, expr , ) |
int |
Calculus Operator |
Definite integral operator |
int( expr, arg, from, to ) |
der |
Calculus Operator |
Derivative operator |
der( expr, arg, ) |
der- |
Calculus Operator |
Left derivative operator |
der-( expr, arg, ) |
der+ |
Calculus Operator |
Right derivative operator |
der+( expr, arg, ) |
dern |
Calculus Operator |
n-th derivative operator |
dern( expr, n, arg ) |
diff |
Calculus Operator |
Forward difference operator |
diff( expr, arg, ) |
difb |
Calculus Operator |
Backward difference operator |
difb( expr, arg, ) |
avg |
Calculus Operator |
Average operator |
avg( i, from, to, expr , ) |
vari |
Calculus Operator |
Bias-corrected sample variance operator |
vari( i, from, to, expr , ) |
stdi |
Calculus Operator |
Bias-corrected sample standard deviation operator |
stdi( i, from, to, expr , ) |
mini |
Calculus Operator |
Minimum value |
mini( i, from, to, expr , ) |
maxi |
Calculus Operator |
Maximum value |
maxi( i, from, to, expr , ) |