diff --git a/backtester/examples/Iron_Condor_example.ipynb b/backtester/examples/iron_condor_example.ipynb
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diff --git a/backtester/examples/Long_(ATM)_straddle_example.ipynb b/backtester/examples/long_atm_straddle_example.ipynb
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diff --git a/backtester/examples/Selling_calls_monthly_example.ipynb b/backtester/examples/selling_calls_monthly_example.ipynb
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diff --git a/backtester/examples/Selling_puts_monthly_example.ipynb b/backtester/examples/selling_puts_monthly_example.ipynb
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diff --git a/backtester/examples/Short_ATM_straddle.ipynb b/backtester/examples/short_atm_straddle_example.ipynb
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