# encoding: UTF-8

class ::PseudoGraph

  alias_method :∅?, :empty?

  # TODO: https://stackoverflow.com/questions/12599143/what-is-the-distinction-between-sparse-and-dense-graphs

end

# TODO: https://en.wikipedia.org/wiki/A*_search_algorithm

# TODO: https://www.gatevidyalay.com/prims-and-kruskal-algorithm-difference/#:~:text=Prim
#  * https://www.geeksforgeeks.org/prims-minimum-spanning-tree-mst-greedy-algo-5/
#  * https://en.wikipedia.org/wiki/Graph_(abstract_data_type)
#  * https://www.geeksforgeeks.org/graph-data-structure-and-algorithms/

# https://towardsdatascience.com/how-not-to-use-machine-learning-for-time-series-forecasting-the-sequel-e117e6ff55f1
# https://en.wikipedia.org/wiki/Coefficient_of_determination
#
# https://www.investopedia.com/terms/r/r-squared.asp#:~:text=To%20calculate%20the%20total%20variance,you%20have%20the%20R%2Dsquared.
# https://www.investopedia.com/ask/answers/012915/whats-relationship-between-r-squared-and-beta.asp
# https://www.investopedia.com/ask/answers/062215/how-can-i-run-linear-and-multiple-regressions-excel.asp
#