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Topics referred to by the same term
up r0 in Wiktionary, the free dictionary. R0 or R00 may refer to: .r00, a software file extension Brussels Ring, a motorway in Belgium Haplogroup R0, formerly
R0
Topological space in which all singleton sets are closed
other point. An R0 space is one in which this holds for every pair of topologically distinguishable points. The properties T1 and R0 are examples of separation
T1_space
Human mitochondrial DNA haplogroup
Haplogroup R0 (formerly known as haplogroup pre-HV) is a human mitochondrial DNA (mtDNA) haplogroup. Haplogroup R0 derives from the macro-haplogroup R
Haplogroup_R0
Metric in epidemiology
disease Calculated using p = 1 − 1/R0. From a module of a training course with data modified from other sources. When R0 < 1.0, the disease naturally disappears
Basic_reproduction_number
Classical statement of gravity as force
distance r0 from the center of the mass distribution: The portion of the mass that is located at radii r < r0 causes the same force at the radius r0 as if
Newton's law of universal gravitation
Newton's_law_of_universal_gravitation
Algorithm for computing greatest common divisors
however, this leaves an r0×b residual rectangle untiled, where r0 < b. We then attempt to tile the residual rectangle with r0×r0 square tiles. This leaves
Euclidean_algorithm
Concept in mathematics
r0 = b − Ax0 Choose an arbitrary vector r̂0 such that (r̂0, r0) ≠ 0, e.g., r̂0 = r0 ρ0 = (r̂0, r0) p0 = r0 For i = 1, 2, 3, … v = Api−1 α = ρi−1/(r̂0
Biconjugate gradient stabilized method
Biconjugate_gradient_stabilized_method
Massive galaxy in the constellation Boötes
EGS-z11-R0 is a high-redshift galaxy located in the constellation Boötes. It was discovered in March 2026 using the James Webb Space Telescope. The object
EGS-z11-R0
Atmospheric distortions of light
the long-exposure image of a star (seeing disk) or by the Fried parameter r0. The diameter of the seeing disk is the full width at half maximum of its
Astronomical_seeing
Average number of daughters per woman with typical mortality rates
In population ecology and demography, the net reproduction rate, R0, is the average number of offspring (often specifically daughters) that would be born
Net_reproduction_rate
Digital audio player
The Samsung YP-R0 (also known as Samsung R0 worldwide or Yepp R0 in Korea or Samsung R'PLAY in France) is a portable media player made by Samsung, leaked
Samsung_YP-R0
South African state-owned asset management firm
Notes 2003 R0.309 N/A 2004 R0.377 22.01% 2005 R0.461 22.28% 2006 R0.599 29.93% 2007 R0.720 20.20% 2008 R0.787 9.31% 2009 R0.740 -5.97% 2010 R0.911 23.11%
Public_Investment_Corporation
Memory testing algorithm
w 0 , r 0 ) } {\displaystyle \{\Updownarrow (w0);\Uparrow (r0,w1);\Downarrow (r1,w0,r0)\}} specifies to: Scan in both directions, writing 0. Scan from
March_algorithm
Compiler optimization technique
to MOV b, R0 ; Copy b to the register ADD c, R0 ; Add c to the register, the register is now b+c MOV R0, a ; Copy the register to a MOV a, R0 ; Copy a
Peephole_optimization
Technology (iAMT2) Die size: 82 mm2 Transistor Count: 230 million Steppings: M0, R0 Models with a part number ending in "ML" instead of "M" support Intel VT-x
List_of_Intel_Core_processors
Family of RISC-based computer architectures
assign a to register r0, b to r1 loop: CMP r0, r1 ; set condition "NE" if (a ≠ b), ; "GT" if (a > b), ; or "LT" if (a < b) SUBGT r0, r0, r1 ; if "GT" (Greater
Arm_architecture_family
American animated television series
Rowan, Kordi, and Zander Freemaker — and their ex-battle droid companion R0-GR, who salvage parts from destroyed or damaged ships in order to build new
Lego Star Wars: The Freemaker Adventures
Lego_Star_Wars:_The_Freemaker_Adventures
reproduction rate (R0) is the number of surviving daughters per woman and an important indicator of the population's reproductive rate. If R0 is one, the population
List of countries by net reproduction rate
List_of_countries_by_net_reproduction_rate
Concept in epidemiology
transmission of disease, which is the same as the HIT. R0 functions as a measure of contagiousness, so low R0 values are associated with lower HITs, whereas higher
Herd_immunity
Human mitochondrial DNA haplogroup
macro-haplogroup N. Among the R clade's descendant haplogroups are B, U (and thus K), F, R0 (and thus HV, H, and V), and JT (the ancestral haplogroup of J and T). Soares
Haplogroup_R_(mtDNA)
Virus that causes COVID-19
the R0 value and hence estimates of R0 differ between different countries, cultures, and social norms. For instance, one study found relatively low R0 (~3
SARS-CoV-2
3-D coordinate system centered on the Earth
{X^{2}+Y^{2}+Z^{2}}}} , which is a generalization of the geocentric radius, R0, not restricted to points on the reference ellipsoid surface. The geocentric
Earth-centered, Earth-fixed coordinate system
Earth-centered,_Earth-fixed_coordinate_system
Classification system for symmetry groups in geometry
are R0, R1, R2, R3. R02=R12=R22=R32=(R0×R1)5=(R1×R2)3=(R2×R3)3=(R0×R2)2=(R0×R3)2=(R1×R3)2=Identity. [5,3,3]+ () is generated by 3 rotations: S0,1 = R0×R1
Coxeter_notation
Multiplication algorithm
multiply: ; a = r0 ; b = r1 ; c = r2 ; d = r3 push {r4, lr} ; backup r4 and lr to the stack umull r12, lr, r2, r0 ; multiply r2 and r0, store the result
Grid_method_multiplication
Bitwise ternary logic (3-way boolean function)
the output from three single-bit inputs is illustrated by using r2, r1 and r0 as three binary digits of a 3-bit index, to treat the 8-bit immediate as a
Bitwise ternary logic instruction
Bitwise_ternary_logic_instruction
Microprocessor instruction set
R1-7 ← R0-6; R0 ← Cy ← R7 0 0 0 0 1 SSS RRC r R0-6 ← R1-7; R7 ← Cy ← R0 0 0 0 1 0 SSS RL r R1-7 ← R0-6; Cy ← R7; R0 ← Cy 0 0 0 1 1 SSS RR r R0-6 ← R1-7;
Z80_instruction_set
Interpreted byte-code instruction set
internal 16-bit little-endian registers, named R0 through R15. Some registers have well-defined functions: R0 – accumulator R12 – subroutine stack pointer
SWEET16
Single chip microcontroller series by Intel
be accessed indirectly: the address is loaded into R0 or R1, and the memory is accessed using the @R0 or @R1 syntax, or as stack memory through the stack
Intel_MCS-51
Abstract data type
pointer removing item on stack ; MOV #12,-(R0) ; Push 12 on stack MOV #34,-(R0) ; push 34 on stack ADD (R0)+,(R0) ; Pop 34 off stack and add to 12 ; leaving
Stack_(abstract_data_type)
Axioms in topology defining notions of "separation"
version of an axiom that requires T0 and one version that doesn't.) X is R0, or symmetric, if any two topologically distinguishable points in X are separated
Separation_axiom
Machine instruction that indicates to a computer to do nothing
shl r0,r0,r0, an instruction to left-shift the all-0s register by itself. FNOP 4 0xB0000000 Floating-point no-operation. Opcode for shrd r0,r0,r0, a shift-right-double
NOP_(code)
all except 620. Transistors: 169 million Die size: 135 mm2 Steppings: N0, R0 Intel Family 15 Model 6 All models support: MMX, SSE, SSE2, SSE3, Hyper-threading
List of Intel Pentium 4 processors
List_of_Intel_Pentium_4_processors
Constant in crystallography
space. If the distances rij are normalized to the nearest neighbor distance r0, the potential may be written V i = e 4 π ε 0 r 0 ∑ j z j r 0 r i j = e 4
Madelung_constant
Using mathematical models to understand infectious disease transmission
or remain constant: if R0 > 1, then each person on average infects more than one other person so the disease will spread; if R0 < 1, then each person infects
Mathematical modelling of infectious diseases
Mathematical_modelling_of_infectious_diseases
Algorithm in theoretical computer science
= R0 01 (R0 11)* R0 12 | R0 02 = a*b (b | ε)* a | ∅ = a* b* ba R1 10 = R0 11 (R0 11)* R0 10 | R0 10 = (b | ε) (b | ε)* ∅ | ∅ = ∅ R1 11 = R0 11 (R0 11)*
Kleene's_algorithm
Highway in California
Avenue and followed the same route as the present. The beginning postmile is R0.75 instead of 0.00 because of the realignment and the resulting shortening
California_State_Route_142
Group of symmetries of a regular polygon
r0 r1 r2 s0 s1 s2 r0 r0 r1 r2 s0 s1 s2 r1 r1 r2 r0 s1 s2 s0 r2 r2 r0 r1 s2 s0 s1 s0 s0 s2 s1 r0 r2 r1 s1 s1 s0 s2 r1 r0 r2 s2 s2 s1 s0 r2 r1 r0
Dihedral_group
4-bit microprocessor
03 02 01 00 (bit position) Accumulator A Accumulator Index registers R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14
Intel_4004
Loop transformation technique
always contain the number 16 (MAXM1). SR R15,R0 Subtract the remaining number of * entries in the array (R0) from R15. BNP ALL If R15 is not positive, meaning
Loop_unrolling
Swiss record label
Hathut Records is a Swiss record company and label founded by Werner Xavier Uehlinger in 1974 that specializes in jazz and classical music. The name of
Hat_Hut_Records
Computer instruction set introduced by AMD in 2009
Saturation) Word to Word 2x8 words (a0-a7, b0-b7) + 8 words (c0-c7) → 8 words (r0-r7) r0 = a0 * b0 + c0, r1 = a1 * b1 + c1, .. VPMACSWD, VPMACSSWD Multiply Accumulate
XOP_instruction_set
Routing protocol
, m e s s a g e ) , B ) {\displaystyle K_{m}(R1,K_{b}(R0,message),B)\longrightarrow (K_{b}(R0,message),B)} To accomplish this, the sender takes the mix's
Mix_network
People of Qatar
R0 22% (14% R0*, 8% H) JT 22% (18% J & 4% T) UK 20% (11% K & 9% U) L3 10% (East African & Subsaharan lineages) Other lineages 26%
Qataris
1976 microprocessor
location to another. ; ; Entry registers ;It is assumed R0 through R7 are equated to 0 through 7 ; R0 - Address of source scratchpad block ; R1 - Address
Electronic_Arrays_9002
Special type of element of a set
R} , r 0 = r ( 0 + 0 ) = r 0 + r 0 {\displaystyle r0=r(0+0)=r0+r0} , so 0 = r 0 {\displaystyle 0=r0} , as zero is the unique element a {\displaystyle
Absorbing_element
Eigenvalue problem for the Laplace operator
domains, a radiation condition may also be required. Writing r0 = (x, y, z) function A(r0) has asymptotics A ( r 0 ) ⟶ e i k r 0 r 0 f ( r 0 r 0 ,
Helmholtz_equation
1975 microprocessor
although they were not truly general-purpose as in modern designs. Only R0 had no pre-defined purpose and has been described as "the primary accumulator"
General_Instrument_CP1600
Simple curve of Euclidean geometry
of the circle). For a circle centred on the origin, i.e. r0 = 0, this reduces to r = a. When r0 = a, or when the origin lies on the circle, the equation
Circle
Music composition
(Initial pitch array) P0 C E F B F♯ B♭ G E♭ D♭ D A A♭ I7 G E♭ D A♭ D♭ A C E F♯ F B♭ B R0 A♭ A D D♭ E♭ G B♭ F♯ B F E C RI7 B B♭ F F♯ E C A D♭ A♭ D E♭ G
All_Set_(Babbitt)
Type of viruses that cause gastroenteritis
number ( R 0 {\displaystyle R_{0}} ) estimated around 7.2; the estimated R0 also ranges from 2.1 to as high as 14, based on different conditions. As few
Norovirus
use, military models became prefixed with the code "R0". For the purposes of this table, the R0 nomenclature is obviated as this terminology did not
List of Colt AR-15 and M16 rifle variants
List_of_Colt_AR-15_and_M16_rifle_variants
Paradox in special relativity
rest, by the usual factor γ. This leads to the contradiction that R = R0 and R < R0. The paradox has been deepened further by Albert Einstein, who showed
Ehrenfest_paradox
Species of virus
for the variants' R0 being around 18.6. By mid-2023, when the Omicron XBB lineage was dominant, some studies estimated that the R0 of the circulating
Measles_virus
Mechanisms that spread coronavirus disease 2019
(R0)—have varied. In November 2020, a systematic review estimated R0 of the original Wuhan strain to be approximately 2.87 (95% CI, 2.39–3.44). The R0
Transmission_of_COVID-19
Human blood group system involving 49 blood antigens
studies have found R0 frequencies as low as 24.3% among some Afroasiatic-speaking groups in the Horn of Africa, as well as higher R0 frequencies among
Rh_blood_group_system
are normalized to their initial crack growth resistance G R 0 {\displaystyle G_{R0}} where G R 0 = G R ( a 0 ) {\displaystyle G_{R0}=G_{R}(a_{0})} .
Crack_growth_resistance_curve
R0 (minimal similarity), R1 (first order maximal similarity), and R2 (second order maximal similarity). In Rp one pitch class is different, in R0 all
Similarity_relation_(music)
Programming language designed 1942 to 1945
V1[:8.0],V2[:8.0]) → R0[:8.0] max(V0[:8.0],V1[:8.0]) → Z1[:8.0] max(Z1[:8.0],V2[:8.0]) → R0[:8.0] END P2 max (V0[:8.0],V1[:8.0]) → R0[:8.0] V0[:8.0] → Z1[:8
Plankalkül
Resistance of a material to uniform pressure
distance is r0. Its potential energy-interatomic distance relationship has similar form as the two atoms case, which reaches minimal at r0, The Taylor
Bulk_modulus
Haplogroup defined by differences in human mitochondrial DNA
L1‑6 L1 L2‑6 L5 L2'3'4'6 L2 L3'4'6 L6 L3'4 L4 L3 N N1: I N2: W N9: Y A S X R R0 HV H V pre-JT JT J T R9: F R11'B: B P U U8: K O M M9: E M12'G: G M29'Q: Q
Human mitochondrial DNA haplogroup
Human_mitochondrial_DNA_haplogroup
Disease which is constantly present in an area
completely susceptible population, that means that the basic reproduction number (R0) of the infection must equal one. In a population with some immune individuals
Endemic_(epidemiology)
Instruction set architecture developed by Digital Equipment Corporation
architecture in the 1980s. The CPU contains eight general-purpose 16-bit registers (R0 to R7). Register R7 is the program counter (PC). Although any register can
PDP-11_architecture
Building material of earth and organic materials
facing 10-inch (25 cm) wall of R0=10 hr ft2 °F/Btu, which corresponds to thermal conductivity k=10 in x 1 ft/12 in /R0=0.33 Btu/(hr ft °F) or 0.57 W/(m
Adobe
Intel 64, XD bit (an NX bit implementation) Die size: 82 mm² Steppings: R0 Based on the Penryn microarchitecture Part of 3MB L2 Cache Disabled E2210
List of Intel Pentium processors
List_of_Intel_Pentium_processors
Topics referred to by the same term
the agreement between the crystallographic model and the diffraction data R0 or R number, the basic reproduction number in epidemiology In computer science
R-value
Programmable scientific calculator produced by Hewlett-Packard
language(s) Keystroke programmable (fully merged) Memory register 2…66 registers (R0…R9, R.0/R10…R.9/R20, R21…R65) plus RI, X, Y, Z, T, LAST X Program steps 0…448
HP-15C
Probability amplitude in quantum scattering theory
for X-rays is the Thomson scattering length or classical electron radius, r0. The nuclear neutron scattering process involves the coherent neutron scattering
Scattering_amplitude
(EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x Steppings: R0 Die size: 82 mm2 Based on Westmere microarchitecture All models support: MMX
List of Intel Celeron processors
List_of_Intel_Celeron_processors
Large ring road of Brussels, Belgium
ˈrɪŋ rɔnd ˈbrʏsəl]; French: Ring de Bruxelles [ʁiŋ(ɡ) də bʁysɛl]), numbered R0, is a ring road surrounding the Brussels-Capital Region, as well as other
Brussels_Ring
Static pressure exerted by the weight of the Earth's atmosphere
15 K g Earth-surface gravitational acceleration 9.80665 m/s2 M Molar mass of dry air 0.02896968 kg/mol R0 Universal gas constant 8.314462618 J/(mol·K)
Atmospheric_pressure
output (in R0), could read like this: R4 = R2 AND R3 R0 = R1 OR R4 R0 = R3 AND R0 R4 = R2 AND R4 # This is a non-effective instruction R0 = R0 OR R2 R1
Linear_genetic_programming
Process by which atoms or molecules acquire charge by gaining or losing electrons
uniform laser field. At distances r < r0, the potential of the laser can be neglected, while at distances with r > r0 the Coulomb potential is negligible
Ionization
, VoIP, pronounced both as voyp and V-O-I-P. (Main list of acronyms) Top R0–9 RA RB RC RD RE RF RG RH RI RJ RK RL RM RN RO RP RQ RR RS RT RU RV RW RX
List_of_acronyms:_R
Early microprocessor
concept known as cycle stealing. R0 is used as the DMA address pointer. The starting address of the DMA data would be put in R0 and then pulling the appropriate
RCA_1802
Mathematical operation on points on an elliptic curve
double-and-add. R0 ← 0 R1 ← P for i from m downto 0 do if di = 0 then R1 ← point_add(R0, R1) R0 ← point_double(R0) else R0 ← point_add(R0, R1) R1 ← point_double(R1)
Elliptic curve point multiplication
Elliptic_curve_point_multiplication
32-bit RISC-like computing architecture
Dn–D7 Push/pop user registers R0–R15 Return from interrupt (pop SSW, PSW and PC) Initialize string of bytes (store R0 copies of R2 in memory starting
Clipper_architecture
State highway in California, United States
County Location Postmile Exit Destinations Notes Orange ORA R0.13-33.71 Dana Point R0.13 I-5 (San Diego Freeway) – Santa Ana, San Diego Interchange; southern
California_State_Route_1
Formula for lattice energy
6022×10−19 C ε0 = permittivity of free space 4πε0 = 1.112×10−10 C2/(J·m) r0 = distance between closest cation [ +ve ] and anion [ -ve ] n = Born exponent
Born–Landé_equation
Genus of viruses (Enterovirus)
infected person typically infects 2–3 others. For Rhinoviruses, the estimated R0 value is in excess of 2.5, largely due to the high proportion of asymptomatic
Rhinovirus
support only uni-processor configurations Die size: 107 mm2 Steppings: E0, R0 Based on Penryn microarchitecture All models support: MMX, SSE, SSE2, SSE3
List of Intel Xeon processors (Core-based)
List_of_Intel_Xeon_processors_(Core-based)
Circuit simulation software
R0 SYMATTR InstName R1 SYMATTR Value 1K SYMBOL cap 208 208 R0 SYMATTR InstName C1 SYMATTR Value 1uF SYMATTR SpiceLine V=50 SYMBOL voltage 128 144 R0 WINDOW
LTspice
Mechanism of function calls in computers
variables. r0 to r3: Argument values passed to a subroutine and results returned from a subroutine. If the type of value returned is too large to fit in r0 to
Calling_convention
Telephone service feature
Toggle between the calls. R3 – Merge the two calls for conference calling. R0 – Reject call waiting – This will send the call to voice mail or a busy tone
Call_waiting
State highway in California
of state maintenance R0.57 Atlantic Avenue, Ralph Appezzato Memorial Parkway South end of unsigned SR 260 and state maintenance R0.86 Wilver "Willie" Stargell
California_State_Route_61
(CRC-8-Dallas/Maxim) Coefficients: 0x12 = (0x09 << 1) (msbit-first) 0x8c (lsbit-first) r0 ← r1 ← r2 ← r3 ← r4 ← r5 ← r6 ← r7 ← 0 e0 + e4 + e7 e1 + e5 e2 + e6 e3 + e7
Computation of cyclic redundancy checks
Computation_of_cyclic_redundancy_checks
Microprocessor
registers 31 ... 23 ... 15 ... 07 ... 00 (bit position) General registers R0 Register 0 R1 Register 1 R2 Register 2 R3 Register 3 R4 Register 4 R5 Register
Bellmac_32
Human mitochondrial DNA haplogroup
Parson, W (2008). "Timing and deciphering mitochondrial DNA macro-haplogroup R0 variability in Central Europe and Middle East". BMC Evolutionary Biology.
Haplogroup_H5_(mtDNA)
qsort_(Data, Out, []). qsort_([], R, R). qsort_([X|L], R, R0) :- partition(L, X, L1, L2), qsort_(L2, R1, R0), qsort_(L1, R, [X|R1]). partition([],_,[],[]). partition([X|L]
Ciao_(programming_language)
Human mitochondrial DNA grouping indicating common ancestry
mitochondrial DNA (mtDNA) haplogroup. Haplogroup HV derives from the haplogroup R0, which in turn descends from haplogroup R. HV is also the ancestral clade
Haplogroup_HV
Microcontroller machine language
memory for program storage. There are 32 general-purpose 8-bit registers, R0–R31. All arithmetic and logic operations operate on those registers; only
Atmel_AVR_instruction_set
Road in trans-European E-road network
(E404) A10: Jabbeke (E404) - Bruges (E403) - Gent (E17) - Brussels (E19) R0 (Brussels Ring): Brussels (E19 Towards E411) A3: Brussels - Leuven (E314)
European_route_E40
Astronomical imaging methods
atmospheric seeing at that instant. Coherence time τ0 = r0/v is a function of wavelength, because r0 is a function of wavelength. The downside of the technique
Speckle_imaging
Drug class
are engineered to have an in vivo basic reproductive ratio (R0) that is greater than 1 (R0>1). The term "TIP" was first introduced in 2011 based on models
Therapeutic interfering particle
Therapeutic_interfering_particle
Group of similar haplotypes
H, HV, I, J, pre-JT, JT, K, L0, L1, L2, L3, L4, L5, L6, M, N, O, P, Q, R, R0, S, T, U, V, W, X, Y, and Z. The versions of the mtDNA tree was maintained
Haplogroup
Symbol used in mathematics and logic
quantum physics interpretations that reject counterfactual definiteness, as in (r0,⊥) as well as Mixed radix decoding in the APL programming language The glyph
Up_tack
Medical condition
nomogram designed for gastric cancer in predicting the outcome of patients with R0 resected duodenal adenocarcinoma". Annals of Surgical Oncology. 14 (11): 3159–67
Duodenal_cancer
Human mitochondrial DNA haplogroup
from the haplogroup R founder. Haplogroup HV derives from the haplogroup R0, which in turn derives from haplogroup R, which is a descendant of macro-haplogroup
Haplogroup_H_(mtDNA)
Pandemic caused by SARS-CoV-2
detectable antibodies. Initial estimates of the basic reproduction number (R0) for COVID-19 in January 2020 were between 1.4 and 2.5, but a subsequent analysis
COVID-19_pandemic
Abstract model of computation
Definition by cases CPY (i, q, d, φ) =def φ (q, r0, ..., rlast, y) = case_0: IF CLR (y), [q] - [y]=0 THEN CPY ( r0, φ ), J (exit) ELSE case_1: IF INC (y), [q]
Random-access_machine
Human mitochondrial DNA
haplogroups Mitochondrial Eve (L) L0 L1–6 L1 L2 L3 L4 L5 L6 M N CZ D E G Q O A S R I W X Y C Z B F R0 pre-JT P U HV JT K H V J T
Haplogroup_pre-JT
R0
R0
R0
R0
Boy/Male
Latin
Swarthy.
Girl/Female
Spanish
Fruitful orchard' as Mount Carmel in Palestine.
Boy/Male
Indian, Punjabi, Sikh
Imbued with King
Biblical
fair; pleasant
Girl/Female
Arabic
Victory
Boy/Male
Muslim
Minister
Girl/Female
Hebrew
Prayer.
Male
Greek
 Short form of Greek Alexandros, XAN means "defender of mankind." Compare with another form of Xan.
Boy/Male
Arabic, Muslim
Gift of the City
Boy/Male
Indian
Infinite visionary
R0
R0
R0
R0
R0