Bitopological spaces in the context of pythagorean fuzzy set

Kelly, J.C.: Bitopological spaces. Proc. Lond. Math. Soc. s3–13(1), 71–89 (1963) Zadeh, L.: Fuzzy sets. If. Control 8(3), 338–353 (1965) Chang, C.: Fuzzy topological spaces, Journal of Math. Anal. Appl. 24(1), 182–190 (1968) Lowen, R.: Fuzzy topological spaces and fuzzy compactness. J. Math. Anal. Appl. 56(3), 621–633 (1976) Lukeš, J.: The lusin-menchoff property of fine topologies. Comment. Math. Univ. Caroline 18(3), 515–530 (1977) Lowen, R.: Initial and final fuzzy topologies and the fuzzy tychonoff theorem. J. Math. Anal. Appl. 58(1), 11–21 (1977) Corsini, P.: Prolegomena of Hypergroup Theory, Second edition, Aviani editor, (1993) Atanassov, K.: Intutionistic fuzzy sets. Fuzzy Sets Syt. 20(1), 87–96 (1986) Lukeš, J., Malý, J., Zajíček, L.: Fine Topology Methods in Real Analysis and Potential Theory. Springer, Berlin Heidelberg (1986) Kadil, A., et al.: On fuzzy bitopological spaces. Fuzzy Sets Syst. 74(3), 353–363 (1995) Coker, D.: An introduction to intuitionistic fuzzy topological spaces. Fuzzy Sets Syst. 88(1), 81–89 (1997) Turanli, N., Çoker, D.: Fuzzy connectedness in intuitionistic fuzzy topological spaces. Fuzzy Sets Syst. 116(3), 369–375 (2000) \({\ddot{O}}\)zçağ, S., Çoker, D.: A note on connectedness in intuitionistic fuzzy special topological spaces. Int. J. Math. Math. Sci. 23(1), 45–54 (2000) Kumar, S.: Some near fuzzy pairwise continuous mappings between fuzzy bitopological spaces. Fuzzy Sets Syst. 109(2), 251–262 (2000) El-Sheikh, S.: A new approach to fuzzy bitopological spaces. Inf. Sci. 137(1), 283–301 (2001) Min, W.K.: On intuitionistic fuzzy generalized topological spaces. J. Korean Inst. Intell. Syst. 19(5), 725–729 (2009) Wu, J.: Connectedness of fuzzy bitopological spaces, in. Int. Conf. Mach. Learn. Cybern. 2006, 1724–1728 (2006) Tripathy, B.C., Sarma, D.J.: On \(b-\)locally open sets in bitopological spaces. Kyungpook Math. J. 51(4), 429–433 (2011) Lee, S. J., Kim, J. T.: Some properties of intuitionistic fuzzy bitopological spaces, in: The 6th International Conference on Soft Computing and Intelligent Systems, and The 13th International Symposium on Advanced Intelligence Systems, IEEE, (2012) Tripathy, B.C., Sarma, D.J.: On pairwise \(b-\)locally open and pairwise \(b-\)locally closed functions in bitopological spaces. Tamkang J. Math. 43(4), 533–539 (2012) Tripathy, B.C., Debnath, S.: \(\gamma -\)open sets and \(\gamma -\)continuous mappings in fuzzy bitopological spaces. J. Intell. Fuzzy Syst. 24(3), 631–635 (2013) Tripathy, B.C., Sarma, D.J.: On weakly \(b-\)continuous functions in bitopological spaces. Acta Sci. Technol. 35(3), 521–525 (2013) Yager, R.R., Abbasov, A.M.: Pythagorean membership grades, complex numbers, and decision making. Int. J. Intell. Syst. 28(5), 436–452 (2013) Zhang, X., Xu, Z.: Extension of topsis to multiple criteria decision making with pythagorean fuzzy sets. Int. J. Intell. Syst. 29(12), 1061–1078 (2014) Tripathy, B.C., Sarma, D.J.: Generalized b-closed sets in Ideal bitopological spaces. Proyecciones J. Math. 33(3), 315–324 (2014) Tripathy, B.C., Acharjee, S.: On \((\gamma,\delta )-\)Bitopological semi-closed set via topological ideal. Proyecciones J. Math. 33(3), 245–257 (2014) Tripathy, B.C., Debnath, S.: On fuzzy \(b-\)locally open sets in bitopological spaces. Songklanakarin J. Sci. Technol. 37(1), 93–96 (2015) Peng, X., Yang, Y.: Some results for pythagorean fuzzy sets. Int. J. Intell. Syst. 30(11), 1133–1160 (2015) Lee, S.J., Kim, J.T.: Continuous mappings of intuitionistic fuzzy bitopological spaces. Far East J. Math. Sci. 100(7), 1119–1140 (2016) Tuaimah, M.: On intuitionistic fuzzy ideals bitopological spaces. J. Adv. Math. 11(6), 5351–5359 (2016) Li, D., Zeng, W.: Distance measure of pythagorean fuzzy sets. Int. J. Intell. Syst. 33(2), 348–361 (2017) Garg, H.: Confidence levels based pythagorean fuzzy aggregation operators and its application to decision-making process. Comput. Math. Organ. Theory 23(4), 546–571 (2017) Himza Almyaly, A.: Fuzzy base and local base in fuzzy bitopological space. J. Al-Qadisiyah Comput. Sci. Math. 9(1), 35–39 (2017) Murat Olgun, S.Y., Ünver, M.: Pythagorean fuzzy topological spaces. Complex Intell. Syst. 5, 177–183 (2019) Haydar, E.A.: Connectedness in pythagorean fuzzy topological spaces. Int. J. Math. Trends Technol. 65(7), 110–116 (2019) Haydar, E.A.: Compactness in pythagorean fuzzy topological spaces. Asian J. Math. Comput. Res. 26, 131–138 (2019) Tripathy, B.C., Debnath, S.: Fuzzy m-structures, \(m-\)open multifunctions and bitopological spaces. Boletim da Sociedade Paranaense de Matematica 37(4), 119–128 (2019) Das, B., Chakraborty, J., Bhattacharya, B., Tripathy, B.C.: Generalized fuzzy closed sets in a fuzzy bitopological space via \(\gamma -\)open sets. Afrika Matematika 32(3–4), 333–345 (2021)