Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bbf3776fb9b1bc8f1c2e882bac4a2017fcc9b3dac5fda60f9e807426fa57721a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^