REACT NATIVE :can't find variable "component"

Question

Been getting this this problem after using bottom tab navigator I could not post my code ...i had to put spaces

MY HOME VIEW. J S {HOME SCREEN}

** *
import React, {
  Component
} from 'react';
import {
  Text,
  View,
  Style Sheet
} from 'react-native';
class home view extends Component < {} > {
    render() {
      return (
          const App Container = create App Container(Main app);
          export default App Container; ** *

MY discover code

          import React from 'react';
          import {
            Text,
            View,
            Style Sheet
          } from 'react-native';
          export default class Discover extends Component < {} > {
            render() {