Letter P 498

o1 = new stzLatencyHistogram()
? o1.P50()
#--> 0

o1 = new stzLatencyHistogram()
? o1.P95()
#--> 0

o1 = new stzLatencyHistogram()
? o1.P99()
#--> 0

o1 = new stzGraph("g")
o1.AddNode("A") o1.AddNode("B") o1.AddNode("C")
o1.AddNode("D")
o1.AddEdge("A", "B") o1.AddEdge("A", "C")
o1.AddEdge("B", "D")
? o1.PageRank("A")
#--> 0.16

o1 = new stzGraph("g")
o1.AddNode("A") o1.AddNode("B") o1.AddNode("C")
o1.AddNode("D")
o1.AddEdge("A", "B") o1.AddEdge("A", "C")
o1.AddEdge("B", "D")
? @@( o1.PageRankAll() )
#--> [ [ "a", 0.16 ], [ "b", 0.24 ], [ "c", 0.24 ], [ "d", 0.36 ] ]

o1 = new stzListOfPairs([ [ 1, "a" ], [ 2, "b" ], [ 3, "c" ] ])
? @@( o1.PairAt(2) )
#--> [ 2, "b" ]

o1 = new stzListFlattener([[[[1]], [[2, 3]]], [[[4]]]])
? @@( o1.Paired() )
#--> [ [ [ [ [ 1 ] ], [ [ 2, 3 ] ] ], [ [ [ 4 ] ] ] ] ]

o1 = new stzList([ 5, 3, 8, 3, 1 ])
? @@( o1.Pairified() )
#--> [ [ 5, "" ], [ 3, "" ], [ 8, "" ], [ 3, "" ], [ 1, "" ] ]

o1 = new stzList([ 5, 3, 8, 3, 1 ])
? @@( o1.Pairify() )
#--> [ [ 5, 3 ], [ 3, 8 ], [ 8, 3 ], [ 3, 1 ] ]

o1 = new stzListGetter(["a", "b", "c", "d", "e"])
? @@( o1.Pairs() )
#--> [ [ "a", "b" ], [ "b", "c" ], [ "c", "d" ], [ "d", "e" ] ]

o1 = new stzListOfPairs([ [ 1, "a" ], [ 2, "b" ], [ 3, "c" ] ])
? o1.PairsAreMadeOfEqualItems()
#--> 0

o1 = new stzString("banana split")
? @@( o1.Paragraphs() )
#--> [ "banana split" ]

? @@( WhatQ().TheQ().ParagraphsQ().Of("Softanza") )
#--> [ "Softanza" ]

o1 = new stzGraph("g")
o1.AddNode("A") o1.AddNode("B") o1.AddNode("C")
o1.AddNode("D")
o1.AddEdge("A", "B") o1.AddEdge("A", "C")
o1.AddEdge("B", "D")
? @@( o1.ParallelizableBranches() )
#--> [ [ "b", "c" ] ]

o1 = new stzGeoEllipsoid(:WGS84)
? o1.ParallelLengthKm(2)
#--> 40050.77

oM = StzMathMotionQ(:Function, [ :f = "{a} * sin(x)", :on = [ -6.3, 6.3 ], :mark = [ :extrema ], :maxmarks = 3 ])
oM.Param("a", 1, 3, 1)
? oM.Value("a")
#--> 1

o1 = new stzGeoProjection(:CylindricalEqualArea)
? @@( o1.Params() )
#--> [ 3, 0, 0, 0, 0, 0, 150, 480, 250, 0, 0.70 ]

oG = new stzGraph("g")
oG.AddNode("A") oG.AddNode("B") oG.AddNode("C") oG.AddNode("D")
oG.AddEdge("A", "B") oG.AddEdge("A", "C") oG.AddEdge("B", "D")
o1 = new stzGraphView(oG, [ "A", "B" ])
? o1.ParentGraph()
#--> g

o1 = new stzMultiObjectiveSolver()
o1.AddVariable("x", 0, 10)
o1.Maximize("x")
o1.Minimize("x")
o1.Solve("nsga_ii")
? len(o1.ParetoSolutions())
#--> 50

o1 = new stzStylParser()
? @@( o1.Parse("a") )
#--> [ [ "name", "" ], [ "theme", "neutral" ], [ "layout", "topdown" ], [ "colors", [ ] ], [ "fonts", [ ] ], [ "edges", [ ] ], [ "nodes", [ ] ], [ "focus", [ ] ], [ "custom", [ ] ] ]

o1 = new stzListParser([ 1, 2, 3, 4, 5, 6, 7, 8 ])
? @@( o1.ParsedItems() )
#--> [ 1, 2, 3, 4, 5, 6, 7, 8 ]

o1 = new stzListParser([ 1, 2, 3, 4, 5, 6, 7, 8 ])
? @@( o1.ParsedPositions() )
#--> [ 1, 2, 3, 4, 5, 6, 7, 8 ]

o1 = new stzDateTime([ :FromEpochHours = 480000 ])
? o1.ParseNaturalDuration("a")
#--> 0

g = new stzGraph("g")
g.AddNode("a")
g.AddNode("b")
g.AddEdge("a", "b")
o1 = new stzGraphex("{@Node(a)}", g)
? @@( o1.ParsePattern("{@Node(a)}") )
#--> [ [ [ "type", "node" ], [ "label", "a" ], [ "properties", "" ], [ "min", 1 ], [ "max", 1 ], [ "setvalues", [ ] ], [ "unique", 0 ], [ "negated", 0 ], [ "cs", 0 ] ] ]

g = new stzGraph("g")
g.AddNode("a")
g.AddNode("b")
g.AddEdge("a", "b")
o1 = new stzGraphex("{@Node(a)}", g)
? @@( o1.ParseSingleToken("@Node(a)") )
#--> [ [ "type", "node" ], [ "label", "a" ], [ "properties", "" ], [ "min", 1 ], [ "max", 1 ], [ "setvalues", [ ] ], [ "unique", 0 ], [ "negated", 0 ], [ "cs", 0 ] ]

o1 = new stzText("Alice met Bob in Paris. The weather was fine.")
? o1.ParseTree()
#--> (S (NP Alice/NNP) (VP met/VBD (NP Bob/NNP) (PP in/IN (NP Paris/NNP))) (NP The/DT weather/NN) (VP was/VBD) fine/JJ)

oX = new stzDataSet([ 1, 2, 3, 4, 5 ])
oY = new stzDataSet([ 2, 3, 4, 5, 6 ])
oZ = new stzDataSet([ 1, 1, 2, 2, 3 ])
? oX.CorrelationWith(oY)
? oX.PartialCorrelation(oY, oZ)
#--> 1
#--> 1

o1 = new stzRegex("[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+")
? @@( o1.PartialMatchInfo("an") )
#--> [ [ "matchtype", "partial" ], [ "matched", "an" ], [ "section", [ 1, 2 ] ] ]

o1 = new stzRegex("[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+")
? o1.PartialMatchLength("an")
#--> 1

o1 = new stzRegex("[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+")
? o1.PartialMatchStart("an")
#--> 1

o1 = new stzString("banana split")
? @@( o1.Partition("an") )
#--> [ "b", "an", "ana split" ]

o1 = new stzList([ 5, 3, 8, 3, 1 ])
? @@( o1.PartitionW("@item > 3") )
#--> [ [ 5, 8 ], [ 3, 3, 1 ] ]

o1 = new stzTime([ :Hour = 0, :Minute = 0, :Second = 0 ])
? o1.PartOfDay()
#--> night

? @@( WhatQ().TheQ().PartOfSpeechTagsQ().Of("Softanza") )
#--> [ "NN" ]

o1 = new stzComplex(1, -2)
? @@( o1.Parts() )
#--> [ 1, -2 ]

o1 = new stzString("banana split")
? @@( o1.PartsAndPartitionersUsingXT("@char = 'a'") )
#--> [ [ "b", 0 ], [ "a", 1 ], [ "n", 0 ], [ "a", 1 ], [ "n", 0 ], [ "a", 1 ], [ " split", 0 ] ]

o1 = new stzString("banana split")
? @@( o1.PartsClassifiedUsing("@char = 'a'") )
#--> [ [ 0, [ "b", "n", "n", " split" ] ], [ 1, [ "a", "a", "a" ] ] ]

o1 = new stzString("banana split")
? @@( o1.PartsUsing("@char = 'a'") )
#--> [ "b", "a", "n", "a", "n", "a", " split" ]

o1 = new stzFrameGraph(256, 256)
? o1.PassCount()
#--> 0

oNo = new stzExerciseCheck("demo", [ "3" ], "? 42", [])
? oNo.Passed()
? oNo.Why()
oYes = new stzExerciseCheck("demo", [ "3" ], "? 1 + 2", [])
? oYes.Why()
#--> 0
#--> Your program ran, but what it printed is not yet what the task asks. It printed: 42
#--> Every promise of the exercise was kept when your program ran.

oMx = new stzMatrex("{size(3x3) & property(identity)}")
? oMx.Pattern()
#--> {size(3x3) & property(identity)}

o1 = new stzRegex("[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+")
? o1.PatternErrorOffset()
#--> -1

o1 = new stzNotation("ring56")
? o1.PeerChildren()
#--> 0

o1 = new stzNumber(12)
? o1.Percent()
#--> 0.12

o1 = new stzDataSet([ 2, 4, 4, 5, 7, 9, 12, 25 ])
? @@( o1.PercentageFrequency() )
#--> [ [ "2", 12.50 ], [ "4", 25 ], [ "5", 12.50 ], [ "7", 12.50 ], [ "9", 12.50 ], [ "12", 12.50 ], [ "25", 12.50 ] ]

o1 = new stzDataSet([ 2, 4, 4, 5, 7, 9, 12, 25 ])
? o1.Percentile(2)
#--> 2.28

o1 = new stzDataSet([ 2, 4, 4, 5, 7, 9, 12, 25 ])
? o1.PercentileRank(2)
#--> 6.25

o1 = new stzNumber(12)
? o1.PercentOf(2)
#--> 0.24

? WhatQ().TheQ().PercentQ().Of(12)
#--> 0.12

o1 = new stzPairOfNumbers([ 2.07, 0.39 ])
? o1.PerfGain()
#--> 81.16

o1 = new stzGeoEllipsoid(:WGS84)
? o1.PerimeterKm([ 2, 3 ])
#--> 0

o1 = new stzText("Alice met Bob in Paris. The weather was fine.")
? @@( o1.PersonNames() )
#--> [ "Alice", "Bob" ]

o1 = new stzFourier([3,3,3,3,3,3,3,3])
? @@( o1.Phases() )
#--> [ 0, 0, 0, 0, 0, 0, 0, 0 ]

o1 = new stzCountry(:american_samoa)
? o1.PhoneCode()
#--> +1-684

o1 = new stzCanvas(1240, 1000)
? o1.Pick(2, 5)
#--> 0

o1 = new stzDiagram("flow")
o1.AddNode("A") o1.AddNode("B") o1.AddNode("C")
o1.AddNode("D")
o1.AddEdge("A", "B") o1.AddEdge("A", "C")
o1.AddEdge("B", "D")
? o1.PixelAtSlot(2)
#--> 0

cJ = '{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"name":"A"},"geometry":{"type":"Polygon","coordinates":[[[0,0],[4,0],[4,4],[0,4],[0,0]]]}}]}'
oW = StzGeoFeaturesFromJson(cJ)
o1 = StzGeoSamples([ 1, 1, 10, 2, 2, 20, 3, 3, 30 ], oW)
? @@( o1.PlaceOf(2) )
#--> [ 2, 2 ]

o1 = StzCurvedGraphStyle()
? @@( o1.PlanarStart() )
#--> [ "Vertex", "icon", [ "Edge", "Arc" ] ]

o1 = new stzStringText("The quick brown fox. It jumps!")
? o1.Pluralized()
#--> The quick brown fox. It jumps!s

o1 = new stzPolynomial([1, -3, -5, 5, -6, 8])
? @@( o1.Plus([ 2, 3 ]) )
#--> [ 1, -3, -5, 5, -4, 11 ]

Lc = new stzLocale("")
? Lc.amText()
? Lc.pmText()
oDateTime = StzDateTimeQ("2024-03-15 14:30:00")
? oDateTime.ToSimple()
#--> AM
#--> PM
#--> 15/03/2024 2:30 PM

o1 = new stzScatterPlot([ [1,2], [3,5], [6,9], [5,4] ])
? o1.PointChar()
#--> ●

o1 = new stzScatterPlot([ [1,2], [3,5], [6,9], [5,4] ])
? @@( o1.PointLabels() )
#--> [ "P1", "P2", "P3", "P4" ]

cJ = '{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"name":"A"},"geometry":{"type":"Polygon","coordinates":[[[0,0],[4,0],[4,4],[0,4],[0,0]]]}}]}'
oW = StzGeoFeaturesFromJson(cJ)
o1 = StzGeoPoints([ 1, 1, 2, 2, 3, 3 ], oW)
? @@( o1.Points() )
#--> [ 1, 1, 2, 2, 3, 3 ]

cJ = '{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"name":"A"},"geometry":{"type":"Polygon","coordinates":[[[0,0],[4,0],[4,4],[0,4],[0,0]]]}}]}'
oF = StzGeoFeaturesFromJson(cJ)
o1 = StzGeoMap(new stzGeoProjection(:mercator), oF)
? o1.PointsOutside([ 2, 3 ])
#--> 0

o1 = new stzGeoEllipsoid(:WGS84)
? o1.PolarRadius()
#--> 6356752.31

o1 = new stzGrid([3, 2])
o1.MoveTo(1, 1)
o1.MoveLeft() # Won't move and stays on same position
? @@( o1.Position() )
#--> [ 1, 1 ]

o1 = new stzString("banana split")
? o1.PositionAfter("an")
#--> 4

o1 = new stzString("banana split")
? o1.PositionBefore("an")
#--> 1

o1 = new stzString("banana split")
? o1.PositionOfCentralChar()
#--> 0

? WhatQ().TheQ().PositionOfCentralCharQ().Of("Softanza")
#--> 0

o1 = new stzOrgChart("firm")
o1.AddPositionXTT("ceo", "CEO", [ :level = "executive" ])
o1.AddPositionXTT("cfo", "CFO", [ :level = "senior", :reportsTo = "ceo" ])
o1.AddPositionXTT("clerk", "Clerk", [ :level = "staff", :reportsTo = "cfo" ])
? @@( o1.PositionsByLevel() )
#--> [ [ "executive", [ "ceo" ] ], [ "management", [ ] ], [ "staff", [ "clerk" ] ] ]

o1 = new stzStringNumbers("price is 42 and tax is 8")
? @@( o1.PositionsOfNumbers() )
#--> [ 10, 24 ]

o1 = new stzString("banana split")
? o1.PositiveScore()
#--> 0

? WhatQ().TheQ().PositiveScoreQ().Of("Softanza")
#--> 0

o1 = new stzText("Alice met Bob in Paris. The weather was fine.")
? @@( o1.PositiveSentences() )
#--> [ "The weather was fine." ]

o1 = new stzLocale([ :Country = :south_africa ])
? o1.PositiveSign()
#--> +

o1 = new stzString("banana split")
? @@( o1.POSTags() )
#--> [ "NN", "NN" ]

? @@( WhatQ().TheQ().POSTagsQ().Of("Softanza") )
#--> [ "NN" ]

o1 = new stzNumber(12)
? o1.Power(3)
#--> 1728

o1 = new stzFourier([3,3,3,3,3,3,3,3])
? @@( o1.PowerSpectrum() )
#--> [ 576, 0, 0, 0, 0, 0, 0, 0 ]

o1 = StzGraphDomain()
? o1.PredicateArity("a")
#--> -1

o1 = StzGraphDomain()
? @@( o1.Predicates() )
#--> [ "Highlighted" ]

o1 = new stzStringComparator("rest_ababab")
? o1.PrefixCountWith("an")
#--> 0

o1 = new stzStringLeadTrail("HelloYYY")
? o1.PrefixEnsured("an")
#--> anHelloYYY

o1 = new stzStringConcat("Hello")
o1.Prepend("an")
? o1.Content()
#--> anHello

o1 = new stzStringConcat("Hello")
? o1.Prepended("an")
#--> anHello

o1 = new stzList([ 5, 3, 8, 3, 1 ])
? @@( o1.PrependedWith([ 2, 3 ]) )
#--> [ 2, 3, 5, 3, 8, 3, 1 ]

o1 = new stzList([ 5, 3, 8, 3, 1 ])
o1.PrependWith([ 2, 3 ])
? @@( o1.Content() )
#--> [ 2, 3, 5, 3, 8, 3, 1 ]

o1 = new stzDate([ 2026, 5, 30 ])
? o1.PreviousDay()
#--> 29/05/2026

o1 = new stzDate([ 2026, 5, 30 ])
? o1.PreviousEndOfMonth()
#--> 30/04/2026

o1 = new stzTime([ :Hour = 0, :Minute = 0, :Second = 0 ])
? o1.PreviousHour()
#--> 23:00:00

o1 = new stzTime([ :Hour = 0, :Minute = 0, :Second = 0 ])
? o1.PreviousMinute()
#--> 23:59:00

o1 = new stzString("banana split")
? o1.PreviousNChars("an", 2)
#--> b

o1 = new stzList([ 5, 3, 8, 3, 1 ])
? o1.PreviousNthItem(2, 5)
#--> 3

o1 = new stzGrid([ 100, 1 ])
? @@( o1.PreviousNthNode(2) )
#--> [ 2, 1 ]

o1 = new stzList([ "tea", "rice", "tea", "fish" ])
? @@( o1.PreviousNthOccurrencesRemoved([ 2, 3 ], 3, 2) )
#--> [ "tea", "rice", "tea", "fish" ]

o1 = new stzNumber(12)
? o1.PreviousNumber()
#--> 11

o1 = new stzString("banana split")
? o1.PreviousOccurrence("an", 2)
#--> 0

o1 = new stzDate([ 2026, 5, 30 ])
? o1.PreviousStartOfMonth()
#--> 01/04/2026

o1 = new stzDate([ 2026, 5, 30 ])
? o1.PreviousWeekday()
#--> 29/05/2026

o1 = new stzCalendar([2024, "Q3"])
? o1.PreviousYear()
#--> 2023

? @@( WhatQ().TheQ().PrimeDividorsQ().Of(12) )
#--> [ 2, 3 ]

? @@( WhatQ().TheQ().PrimeDivirdosQ().Of(12) )
#--> [ 2, 3 ]

? @@( WhatQ().TheQ().PrimeDivisorsQ().Of(12) )
#--> [ 2, 3 ]

o1 = new stzNumber(12)
? @@( o1.PrimeFactors() )
#--> [ 2, 3 ]

? @@( WhatQ().TheQ().PrimeFactorsQ().Of(12) )
#--> [ 2, 3 ]

o1 = new stzListexuter()
o1.AddTrigger(:ListOfNumbers = "[@N3]")
o1.AddCode(:ListOfNumbers, '{ @list + [ :Sum = @Sum(@list) ] }')
o1.Process([ [ 42, "hello" ], [ 10, 20, 30 ], [ 1, 2, 3, 4, 5 ] ])
o1.Process([ [ 10, 20, 30 ], [ 7, "x" ] ])
? @@( o1.Results() )
#--> [ [ 10, 20, 30, [ [ "sum", 60 ] ] ], [ 10, 20, 30, [ [ "sum", 60 ] ] ] ]

o1 = new stzNaturalEngine("en", "", [], "")
? @@( o1.ProcessMethod(2, "a") )
#--> [ [ "code", "" ], [ "next_index", 3 ] ]

o1 = new stzNaturalEngine("en", "", [], "")
? @@( o1.ProcessMethodWithModifiers(2, "a") )
#--> [ [ "code", "" ], [ "next_index", 3 ] ]

o1 = new stzNaturalEngine("en", "", [], "")
? @@( o1.ProcessObjectCreation(2) )
#--> [ [ "code", "" ], [ "next_index", 3 ] ]

o1 = new stzNaturalEngine("en", "", [], "")
? @@( o1.ProcessObjectNaming(2) )
#--> [ [ "code", "" ], [ "next_index", 3 ] ]

o1 = new stzNaturalEngine("en", "", [], "")
? o1.ProcessObjectSwitch(2)
#--> 3

o1 = new stzNaturalEngine("en", "", [], "")
? @@( o1.ProcessValueKeep(2, TRUE) )
#--> [ [ "code", "" ], [ "next_index", 3 ] ]

o1 = new stzListOfNumbers(1:8)
? o1.sum()
? o1.Product()
? o1.Max()
? o1.Mean()
#--> 36
#--> 40320
#--> 8
#--> 4.50

o1 = new stzScene(1100, 660)
? @@( o1.Project(2, 5, 2) )
#--> [ 1081.13, -997.82, 0.97, 1 ]

o1 = StzProgramQ("../../education/program")
? @@( o1.ProjectIds() )
#--> [ "project-s0", "project-s1", "project-s2", "project-s3", "project-s4" ]

o1 = new stzText("Alice met Bob in Paris. The weather was fine.")
? @@( o1.ProperNouns() )
#--> [ "Alice", "Bob", "Paris" ]

o1 = new stzEntity([ :name = "toyota", :type = "car" ])
? @@( o1.Properties() )
#--> [ "name", "type", "created" ]

o1 = new stzDiagram("flow")
o1.AddNode("A") o1.AddNode("B") o1.AddNode("C")
o1.AddNode("D")
o1.AddEdge("A", "B") o1.AddEdge("A", "C")
o1.AddEdge("B", "D")
? @@( o1.propertiesLegend() )
#--> [ "=== properties LEGEND ===", "" ]

oGBad = new stzAgentGraph("mailer-bad")
oGBad.AddLLMActor("writer")
oGBad.AddEffect("send")
oGBad.Proposes("writer", "send")
? oGBad.IsSound()
? oGBad.Violations()[1][:message]
#--> 0
#--> effect 'send' has no guardian edge into it -- every effect passes a pi-gate