spi.txt

数值分析的曲线插值算法

x	0.000000	0.500000	1.000000	1.500000
y	0.000000	0.627244	1.250028	1.863892

x	2.000000	2.500000	3.000000	3.500000
y	2.464375	3.047018	3.607360	4.140940

x	4.000000	4.500000	5.000000	5.500000
y	4.643300	5.109978	5.536722	5.923607

x	6.000000	6.500000	7.000000	7.500000
y	6.274823	6.594719	6.887646	7.157954

x	8.000000	8.500000	9.000000	9.500000
y	7.409993	7.648113	7.876666	8.100000

x	10.000000	10.500000	11.000000	11.500000
y	8.321713	8.542390	8.761857	8.979945

x	12.000000	12.500000	13.000000	13.500000
y	9.196486	9.411305	9.624236	9.835107

x	14.000000	14.500000	15.000000	15.500000
y	10.043747	10.249987	10.453654	10.654582

x	16.000000	16.500000	17.000000	17.500000
y	10.852596	11.047530	11.239210	11.427468

x	18.000000	18.500000	19.000000	19.500000
y	11.612132	11.793034	11.970000	12.142900

x	20.000000	20.500000	21.000000	21.500000
y	12.311750	12.476605	12.637517	12.794542

x	22.000000	22.500000	23.000000	23.500000
y	12.947734	13.097146	13.242833	13.384850

x	24.000000	24.500000	25.000000	25.500000
y	13.523250	13.658087	13.789415	13.917291

x	26.000000	26.500000	27.000000	27.500000
y	14.041765	14.162894	14.280731	14.395330

x	28.000000	28.500000	29.000000	29.500000
y	14.506747	14.615034	14.720246	14.822437

x	30.000000	30.500000	31.000000	31.500000
y	14.921662	15.017975	15.111428	15.202079

x	32.000000	32.500000	33.000000	33.500000
y	15.289978	15.375182	15.457745	15.537720

x	34.000000	34.500000	35.000000	35.500000
y	15.615162	15.690125	15.762662	15.832829

x	36.000000	36.500000	37.000000	37.500000
y	15.900680	15.966268	16.029648	16.090874

x	38.000000	38.500000	39.000000	39.500000
y	16.150000	16.207075	16.262127	16.315184

x	40.000000	40.500000	41.000000	41.500000
y	16.366264	16.415398	16.462605	16.507908

x	42.000000	42.500000	43.000000	43.500000
y	16.551336	16.592909	16.632652	16.670589

x	44.000000	44.500000	45.000000	45.500000
y	16.706745	16.741144	16.773808	16.804762

x	46.000000	46.500000	47.000000	47.500000
y	16.834030	16.861637	16.887608	16.911963

x	48.000000	48.500000	49.000000	49.500000
y	16.934727	16.955927	16.975584	16.993725

x	50.000000	50.500000	51.000000	51.500000
y	17.010370	17.025547	17.039278	17.051586

x	52.000000	52.500000	53.000000	53.500000
y	17.062496	17.072033	17.080221	17.087082

x	54.000000	54.500000	55.000000	55.500000
y	17.092642	17.096922	17.099951	17.101748

x	56.000000	56.500000	57.000000	57.500000
y	17.102339	17.101749	17.100000	17.097116

x	58.000000	58.500000	59.000000	59.500000
y	17.093117	17.088013	17.081823	17.074566

x	60.000000	60.500000	61.000000	61.500000
y	17.066254	17.056904	17.046532	17.035154

x	62.000000	62.500000	63.000000	63.500000
y	17.022789	17.009449	16.995152	16.979914

x	64.000000	64.500000	65.000000	65.500000
y	16.963751	16.946678	16.928713	16.909870

x	66.000000	66.500000	67.000000	67.500000
y	16.890165	16.869617	16.848240	16.826048

x	68.000000	68.500000	69.000000	69.500000
y	16.803061	16.779293	16.754761	16.729479

x	70.000000	70.500000	71.000000	71.500000
y	16.703465	16.676735	16.649303	16.621189

x	72.000000	72.500000	73.000000	73.500000
y	16.592405	16.562969	16.532896	16.502205

x	74.000000	74.500000	75.000000	75.500000
y	16.470907	16.439022	16.406567	16.373552

x	76.000000	76.500000	77.000000	77.500000
y	16.340000	16.305920	16.271311	16.236168

x	78.000000	78.500000	79.000000	79.500000
y	16.200485	16.164259	16.127483	16.090153

x	80.000000	80.500000	81.000000	81.500000
y	16.052261	16.013807	15.974782	15.935183

x	82.000000	82.500000	83.000000	83.500000
y	15.895002	15.854238	15.812882	15.770932

x	84.000000	84.500000	85.000000	85.500000
y	15.728381	15.685224	15.641457	15.597074

x	86.000000	86.500000	87.000000	87.500000
y	15.552070	15.506439	15.460178	15.413280

x	88.000000	88.500000	89.000000	89.500000
y	15.365742	15.317556	15.268720	15.219227

x	90.000000	90.500000	91.000000	91.500000
y	15.169071	15.118250	15.066755	15.014585

x	92.000000	92.500000	93.000000	93.500000
y	14.961731	14.908191	14.853958	14.799027

x	94.000000	94.500000	95.000000	95.500000
y	14.743395	14.687054	14.630000	14.572234

x	96.000000	96.500000	97.000000	97.500000
y	14.513775	14.454648	14.394878	14.334492

x	98.000000	98.500000	99.000000	99.500000
y	14.273513	14.211967	14.149879	14.087275

x	100.000000	100.500000	101.000000	101.500000
y	14.024179	13.960616	13.896612	13.832192

x	102.000000	102.500000	103.000000	103.500000
y	13.767381	13.702205	13.636686	13.570853

x	104.000000	104.500000	105.000000	105.500000
y	13.504730	13.438341	13.371713	13.304869

x	106.000000	106.500000	107.000000	107.500000
y	13.237835	13.170636	13.103298	13.035846

x	108.000000	108.500000	109.000000	109.500000
y	12.968305	12.900699	12.833055	12.765396

x	110.000000	110.500000	111.000000	111.500000
y	12.697749	12.630138	12.562590	12.495128

x	112.000000	112.500000	113.000000	113.500000
y	12.427777	12.360564	12.293514	12.226650

x	114.000000	114.500000	115.000000	115.500000
y	12.160000	12.093580	12.027387	11.961406

x	116.000000	116.500000	117.000000	117.500000
y	11.895625	11.830032	11.764616	11.699363

x	118.000000	118.500000	119.000000	119.500000
y	11.634260	11.569297	11.504459	11.439736

x	120.000000	120.500000	121.000000	121.500000
y	11.375114	11.310581	11.246125	11.181733

x	122.000000	122.500000	123.000000	123.500000
y	11.117393	11.053093	10.988820	10.924562

x	124.000000	124.500000	125.000000	125.500000
y	10.860306	10.796041	10.731752	10.667429

x	126.000000	126.500000	127.000000	127.500000
y	10.603060	10.538630	10.474129	10.409543

x	128.000000	128.500000	129.000000	129.500000
y	10.344861	10.280069	10.215157	10.150110

x	130.000000	130.500000	131.000000	131.500000
y	10.084918	10.019567	9.954045	9.888340

x	132.000000	132.500000	133.000000	133.500000
y	9.822438	9.756330	9.690000	9.623440

x	134.000000	134.500000	135.000000	135.500000
y	9.556651	9.489636	9.422400	9.354945

x	136.000000	136.500000	137.000000	137.500000
y	9.287275	9.219394	9.151305	9.083013

x	138.000000	138.500000	139.000000	139.500000
y	9.014520	8.945830	8.876947	8.807875

x	140.000000	140.500000	141.000000	141.500000
y	8.738616	8.669175	8.599555	8.529760

x	142.000000	142.500000	143.000000	143.500000
y	8.459794	8.389660	8.319362	8.248902

x	144.000000	144.500000	145.000000	145.500000
y	8.178287	8.107516	8.036596	7.965530

x	146.000000	146.500000	147.000000	147.500000
y	7.894322	7.822974	7.751491	7.679876

x	148.000000	148.500000	149.000000	149.500000
y	7.608132	7.536264	7.464275	7.392169

x	150.000000	150.500000	151.000000	151.500000
y	7.319948	7.247618	7.175180	7.102640

x	152.000000	152.500000	153.000000	153.500000
y	7.030000	6.957261	6.884402	6.811402

x	154.000000	154.500000	155.000000	155.500000
y	6.738238	6.664886	6.591325	6.517531

x	156.000000	156.500000	157.000000	157.500000
y	6.443482	6.369154	6.294526	6.219573

x	158.000000	158.500000	159.000000	159.500000
y	6.144273	6.068604	5.992542	5.916065

x	160.000000	160.500000	161.000000	161.500000
y	5.839149	5.761774	5.683914	5.605547

x	162.000000	162.500000	163.000000	163.500000
y	5.526652	5.447204	5.367181	5.286561

x	164.000000	164.500000	165.000000	165.500000
y	5.205319	5.123435	5.040884	4.957644

x	166.000000	166.500000	167.000000	167.500000
y	4.873693	4.789006	4.703562	4.617337

x	168.000000	168.500000	169.000000	169.500000
y	4.530310	4.442456	4.353754	4.264180

x	170.000000	170.500000	171.000000	171.500000
y	4.173711	4.082325	3.990000	3.896719

x	172.000000	172.500000	173.000000	173.500000
y	3.802501	3.707371	3.611354	3.514475

x	174.000000	174.500000	175.000000	175.500000
y	3.416760	3.318234	3.218923	3.118851

x	176.000000	176.500000	177.000000	177.500000
y	3.018045	2.916529	2.814329	2.711470

x	178.000000	178.500000	179.000000	179.500000
y	2.607978	2.503877	2.399194	2.293953

x	180.000000	180.500000	181.000000	181.500000
y	2.188180	2.081901	1.975140	1.867923

x	182.000000	182.500000	183.000000	183.500000
y	1.760275	1.652221	1.543788	1.435000

x	184.000000	184.500000	185.000000	185.500000
y	1.325882	1.216460	1.106760	0.996806

x	186.000000	186.500000	187.000000	187.500000
y	0.886624	0.776240	0.665678	0.554964

x	188.000000	188.500000	189.000000	189.500000
y	0.444123	0.333181	0.222163	0.111094