Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c94d07b383cda67d28e068b68dcc5e85a3bdb2859e72a58b361123d09cdbdac8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^