Harrison-Kreps lecture discrepancy

[jstac]

The pessimistic matrix here does not agree with the one used in the exercises.

[mmcky]

@shlff would you be able to review?

[mmcky]

@shlff I think this might be related to #226

[shlff]

Thanks @mmcky and @jstac . I will create a PR to fix this issue and what we mentioned in #226 .