Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a0c721fd81431c9a485cce4158776f35d2d84a3b4e30cce0607d009aae340125:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^